Pro comp sbc heads flow numbers
Pro comp sbc heads flow numbers. AFR`s 195cc "Street" heads feature 100% CNC ported intake, exhaust & chambers, A356 aluminum castings and high quality components throughout. 02" valves they flow about 210 to 215 cfm@28". Like almost all aftermarket aluminum heads for sbc, a 3/4" reach gasket seat plug. The stock small-block angle is 23 degrees but as the angle approaches true vertical, the port flow improves. Maxx cylinder heads feature 5-angle competition valve jobs, diamond-honed bronze guides, and hand bowl blending. N/A 468, 275/60 drag radials. According to Jegs, the intake port cross-section was designed for good mid-range power. Also a eBay listing. 518 Option 1: 58cc. All offshore made, some is decent, some is not, you have to be the quality control person on all of it. Jun 22, 2007 · those pro comp heads seem to be ok. 460" Dual Spring Assembly. Put track tested performance in your small block Ford at a price that Spark Plug=Straight Plug. 00 – $ 1,964. It will include a prefix, a part number and a suffix. These are 320cc Rect. They will outflow Vortecs up to about 3500 or so,but,they quit breathing @ 4000 to 4500. 250/1. 02"/1. Apr 23, 2010 · Brand new in box Pro Comp Aluminum Heads, complete with Valves, Springs, etc. Specs are below. Legal for 1994 and older emissions controlled vehicles under CARB EO #D-250- 2. We had no time to check these measurements as all I needed was the test numbers to confirm the balance of the order for shipment today, Thursday. 320cc Intake Runners 115cc Chambers Spring pads are machined to 1. Jul 17, 2010 · I have my own CNC program for the ProComp 195cc small block Ford head which finishes at 218cc's and ends-up to be a pretty good head for the small block guys. ProComp Part number PC3021. As Randy stated the intake ports are Dove copies and the exhaust are a modified TFS copy that is purposely left small. Cylinder Head buyers have a tendency to only consider peak flow numbers. Bolt on a set of fully assembled cylinder heads for instant power gains or custom build your Full-CNC. 1/9/2016. This is why the original production LS heads use a 15-degree valve angle. Couple that with a state of the art NEW casting and you have a home run. Recommended for race applications and very agressive street/strip builds operating up to 7400 RPM. Although similar in appearance there are some conditions that the customers may not understand or be prepared to Procomp heads are available bare, complete and fully CNC machined. I am not bumping them or saying they are better than anything else. These heads are made in the same style as the Edlebrock Victor cylinder heads. 60" exhaust valves. 250" x NKB 200cc/64cc ULTRA HIGH FLOW CYLINDER HEADS, STRAIGHT PLUG, FOR SBC CHEVY 327 350, 355 383, 400, 406, 421 ENGINES. Guide over hang from installation and correcting the combustion chambers to unshroud the Jan 11, 2006 · Pro Comp heads Scotty J, I noticed this pro comp head on ebay item # 330025450066. Any help would be appreciated. . Speedmaster PCE281. The cam is a comp XE274 hydrualic flat tappet. 71 exh. 46:1 Mar 18, 2024 · Need a little help trying to figure out what NGK Plugs to run on my SBC 350 with older Pro Comp P3003 heads. They do provide good lowend torque. Our largest and most powerful 60/40 head for the small block Chevy features 100% CNC machined intake runners, exhaust ports and combustion chambers. If 10:1 FR5 or BKR5E. 08 valve. S. These heads feature factory-correct intake manifold alignment slots—ensuring that the May 24, 2014 · Pro Comp I have had a number of calls concerning Pro Comps big block cylinder heads. New set of complete Aluminum Big Block Chevy Pro Comp Motorsport Heads. Valve Length. 5:1 compression using a set of 190cc AFR heads, a set of 1 3/4-inch headers, a dualplane intake, and a Comp Cams hydraulic roller camshaft (236/242 degrees of duration @ 0. 65" valve sizes. Spring pads are machined to 1. Manufacturer Part Number. Bronze Valve Guides. 400 SBC with forged flattop pistons (probably around 10. Available with 58cc or 72cc combustions chambers, you can further customize your setup with our various Cylinder Heads, Maxx Series, Hydraulic Roller, Assembled, Aluminum, 200cc Intake Runner, Chevrolet, Small Block, Pair Part Number: PMX-9200HR 5. Just purchased these now am going in a different direction Dart SBC heads start in price at just over $750 each and reach to approximately $975/head, depending on application and options. For example, we have seen as much as 15-20 cfm difference in stock heads that have the same part numbers. 2-144 106. Pro Comp uses 2. Project X SBC 215(Sold in Pairs) Project X SBC 215. www. shows how changing from the stock small-block Chevy ratio of 1. This particular 383 made 517 ft-lb of torque and 503 hp at Cylinder Heads, Aluminum, Assembled, 64cc Chamber, 200cc Intake Runner, Chevy, Small Block, . Porting Finish=Race Ready. The 60cc combustion chambers are machined for 2. The current “bad-boy” Bowtie race head is PN 12363425 (casting number 14044861), a bare head with 380-cc intakes and valve seats for 2. 500 amd 307 at . AFR's 205cc "Competition" cylinder heads feature 100% CNC ported intake, exhaust & chambers, A356 aluminum castings and high quality components throughout. 100 LONG MACHINED FOR 1/2 " HEAD BOLTS OPTIONAL SPACERS FOR 7/16 (302) HEAD BOLTS AVAILABLE. 320cc Intake Runners. 2. rmcompetition. 3-210 142. 740 to except the largest roller springs Bronze Valve Guides Sep 18, 2020 · ericnova72. 60-inch valves. Mar 11, 2009 · Coadster32 said: I have 3002 heads on my 383 stroker. Both heads 185 and the 225 are virgins " out of the box". 500 Lift 220 intake, 151 exhaust (Super Flow 1050) 232 intake, 161 exhaust (Super Flow 600) FLOTEK’S small block 200cc As Cast ported chamber cylinder head, designed by Jones Engineering, with 23 degree runners make impressive horsepower—power ideal for street-strip ready. Solid bronze valve guides. I had them redone at a local machine shop last year, as I had a blown head gasket. Here are the flow results for that particular port. B. 100 - 56. 800 ported. 1 - 52. Lift Max, for Flat Tappet Cam, Pair Part Number: SUM-162112 4. Is this a new head that pro comp has came out with or are they blowing smoke. #14 · Apr 28, 2014. Marking and casting numbers can be used to identify them. PSI springs. The intake seat ID is too small for the head size and this hurts flow. Personally, I am am a foreman in a CNC machine job shop, so I know my way around junk parts and not. Don’t let the size fool you, flowing over 260 cfm, this head makes real power. 11 out of 5 stars ( 9 ) Feb 25, 2003 · I'm considering the Canfield 195 heads. Nov 1, 2009 · 9. If you have to pay someone to do it tho,it's not worth the costs. 100 Long 1. I can't remember if the flow numbers were at 28 " or May 20, 2011 · PERFORMER RPM heads would be good for your 406 (400 +. 055 valve 45º valve job. I've got a 210cc ProComp head (PC3003) sitting right next to my computer table right now, the intake rocker studs holes are drilled thru into the top of intake ports just like nearly every aftermarket SBC head. 050 offset intake rockers for drag race only May 7, 2007 · 15 posts · Joined 2007. Part Four of Port modificatins on ProComp 210cc aluminum SBC heads. Assembled Heads Add: Heavy Duty S. Whether you race Pro Stock, Super Comp, or just want to rebuild your old Chevy 350 small block, there are cylinder heads just for you! Performance cylinder heads enhance the airflow into your engine, giving you improved power and torque. 08"/1. Dec 22, 2014 · Item Number: 176. This head will make BIG power in your SBF application. 600" lift means low velocity (especially off-idle to 3500 rpm) and results in less throttle response. Maxx 180 SBF(Sold in Pairs) Maxx 180 SBF. #1 · Jun 1, 2008. MBHD. If you have less than 300 CFM for a 400, it will be a little restricted,but the blower will force it through. AFR’s 210cc “Competition” LT4 heads feature 100% CNC ported intake, exhaust & chambers, A356 aluminum castings and high quality components throughout. 750" lift is 331 CFM. 540-inch valve lift). It has a mild . Get out-of-the-box performance that kicks up the power without emptying your wallet--PROMAXX Maxx Series SBC cylinder heads. Sep 2, 2009 · I know this head isn't for everyone. 880 inches. Mar 1, 2008 · Looking at intake flow numbers alone, I'd be pressed to choose Head B over Head A. 880" EX. 190 cc intake runners. i just finished a series of Dyno Tests using Dart Pro-1 aluminum SBC. I remember as a kid in the 1970's a fully ported set of 292 heads were going for around $3,000. 19/1. 19" int, 1. Valve length is another potential option. They are not Pro-Comp, they're ours. DFW or FLW Files A Package of more than 2925 flow files for use with Dyno simulation programs. I do not sell the heads nor have I bought any of the heads I am just giving information so don't blast me. by steve25 » Wed May 19, 2010 4:43 pm. 76" valves. It has 230-236 int/ex @ . 52:1 (Comp says it's actually around 1. The SBF Maxx 180 is an as cast head that beats the competition. 055-inch intake and 1. Aug 22, 2011 · The castings are made over seas, like some others. Price. Procomp 3003S Pro Comp 3003S Procomp Aluminum Cylinder Heads. I have ported these to 265 cfm@ 28" with the avaerage amount of rust and core shift they have after all these years of use. Capable of flowing 350 CFM at 0. I have had experience with three sets of these heads. Hardened valve seat inserts w/ multi angle seats. It's putting out somewhere between 375 and 400 HP. I avoided saying anything about them in Volume I but too many inquiries and complaints prompted me to do otherwise here. Upgrade Rocker Arm Studs to a 7/16″. When I got home, though I did carefully inspect the heads, I noticed that As an example, we have tested a 383ci small-block with 9. Some of the characteristics of pro comp heads include larger valves, a high lift cam, and a larger port. Pro Comp's CNC-machined aluminum head advertises intake flow of 279 while using the same size combustion chamber and intake runner. 200 144 cfm. Have Accessory holes to except factory accessories. (Sold in Pairs) $ 1,415. 65-1 comp ratio with a . 76 exh. I have a set on a really mild 351W and it runs 7 ohs in the 1/8 on pump gas. The same seller has the same head CNC ported, same size valves, with these flow numbers. In addition, they have hardened seats and bronze valve guides. Nothing huge and split pattern because when I did see the flow numbers on the heads the exhaust side was a bit weak. 190 intake 1. Jan 19, 2014 · The 193 TBI heads actually flow well in the lower RPM range. These are available for 305, 307, 327, & 350. Intake 2. 04 35017 $706. This is the 190cc, angled plug design. Have any of you gents heard any bad reports about "Pro Comp" Aluminum heads # PC- 3021. 3-194 Jun 13, 2007 · Here are the specs: These heads feature a multi-angle seat design for performance valve springs. 00 bore. The Dart Race Pro-1's were flowed as is out of the box and that data is posted and they were flowed after porting this was all done on the same flow bench.  They supposedly (based on published numbers by the companies and ChevyHiPerformance Mag's test) flow about the same, with Canfields a bit better in the . 185cc -2. Dave Hughes. RHS offers two different sizes of CNC ports on these heads. 041 head gasket. 520/0. It has 75 CC chamber 290 cc runner size 2. Some cleanup & porting can help a lot if you are capable. Think flow number are posted on speedtalk. 520 lift using 1. 200cc RUNNERS, 64cc COMBUSTION CHAMBERS. Recommended for race applications and aggressive street/strip builds up to 400 cubic inches, operating up to 6500-6800 RPM. 94 intake head is World Products # 4360; Head Flow @ . I recently picked up a 496 BBC with ProComp aluminum rect heads. Only the second pass ever on the truck since build. All Procomp aluminum cylinder heads feature the following: High Grade Aluminum. 19"/1. Jul 27, 2011 · I wanted to share the flow number data for the heads after some clean up and mild porting. 155 bore Intake. These heads are heads that a customer brought to me to flow. Included Components. BRONZE GUIDES AND HARDENED EXHAUST SEATS . 050-ich tappet lift with 0. This means all stock components will fit without modification. Fully Assembled w/ COMP Cams Components For Hydraulic Roller Cams Up To . DART offers a choice of four intake runner sizes (180cc, 200cc, 215cc, and 230cc), two chamber volumes (64cc and 72cc), five valve diameters, and straight or angled spark plugs. I have manufacturers flow numbers if you want them but you can get them off of Procomp's website. Car came with them, and had the car for about 6 years now, 15,000 miles. This option is NOT available w/ bare heads. Our largest and highest flowing head for the small block ford is the best in-line head money can buy. The Best Value in High-Performance Aluminum Heads for Small Block Chevy Standard Pro 1 Cylinder Heads deliver outstanding airflow using advanced tooling & state. But there can be probelms here too. I only had one port picked at random and flowed for QC purposes. 800 Spring pads machined to 1. 195cc out of box. Plug Option. This indicates that the head is a Pro Oct 30, 2018 · A customer brought in a set of Afr 220 competition cnc ported heads for me to flow here are the numbers. 125" Int +. Speedmaster™ CNC ported cylinder heads are machined on dedicated 4-axis and 5-axis CNC machining centers to ensure accuracy and cost effectiveness. They have been on track tested weekly in a dirt late model. 400 THICK Jun 29, 2006 · The heads, the first pair we recieved, were removed from the box and placed right up on the flow bench using 2 valves that were lying around. I need to replace my Edelbrock Heads (they were used) that I bought on Ebay around two years ago and which were originally purchased around 2002. This same head will flow 300+ at . The Maxx 171 SB Mopar heads have finally given SB Mopar enthusiasts a choice. 6-300 198. 030). Pro comp heads can be identified by their unique physical features. Valve Sizes Angled Spark Plug Holes Single Aluminum Head Pro Action Big Block Chevy Aluminum Heads First-rate performance, progressive engineering and unmatched quality are the foundations of the Pro Action head series, and the RHS BBC heads feature Sep 25, 2009 · 22604 posts · Joined 2007. They are claiming 340 cfm on the intakes and 230 cfm on the exh. Setup for hydraulic roller cams. 1-72 58. The small-block’s compression is a very conservative 9:1 so that you could even run 87 octane gas for part-throttle cruising. I am using a Felpro 1206 gasket. PC3038C/PCE281. 72cc. The casting number is a combination of numbers and letters. 740 to except the largest roller springs. 36 , 35013 $706. Jun 26, 2023 · Pro Comp heads can be identified by the casting number on the side of the cylinder head. Manufactured from 356-T6 aluminum. CNC combustion chambers offer superior control over flame travel and quench area. 1. Currently have EQ 64 cc cast iron "vortec" style heads with 1. by 1989TransAm » Thu Jul 03, 2008 1:34 am. I recently purchased two brand new in the box Pro Comp SBC heads. Aug 15, 2009 · They can drop that 195cc port head on a 305 or a 383 with street gearing and a mild cam and feel the TQ in there ass. 60, Comp Cams Springs, locks, retainers, spring cups, and viton valve stemsand finally the ARP head studs. 600 exhaust valves. Manley hardened locks. The Project X 210 Ford is in one word “AWESOME” over 319 cfm in an as cast head is unbelivable. The flow numbers I'm posting here are from our own bench, which uses Audie Technology software and sensors. 02 and 1. Pro Comp Cylinder Heads. will have ET Slip and more Info from Customer Friday afternoon. Misaligned ports, problems with the guides and even in some instances bolt holes weren't drilled. 100 Long. I would point out that our bench is calibrated with plates, when we test other brands of heads most of the very good higher end brands match up with what the Option 1: 58cc. 92: 31279: 102BT027: 80007: 80007: Pro Action™ Small Block Ford: 35011 $724. If you decide on another brand be sure to keep in mind 200 cc or less intake port size. We can customize these specifications and components to your application, just give us a call at 812-576-2371. Sold individually. 6 EXHAUST VALVES PLUS . 00 – $ 1,565. If you can't afford a decent head then keep what you have, you've already got a great working head! The 781's are plenty to support a 10 second pump gas deal and high 9's on race gas. 00) Aug 17, 2005 · It will be around 9. They measured 190cc here is what they flowed. #2 · Sep 18, 2020 (Edited) ProComp changed their name to SpeedMaster a few years back, but still uses the ProComp name and PCE part numbers on some stuff. Posting for general information and those doing research on these heads. 25-inch stainless steel intake valves, high performance valve springs and chrome-moly retainers in their assembled heads. The intake is a 2. I ran the 195's with my 383. 050 and . Our new swirl designed chamber is the difference. I need to replace them because the rocker arm alignments are terrible. 6. A friend of mine bought a set and then was told after the fact that they are a very poor item. These lightweight aluminum heads bolt up to your small block Chevy and feature 220cc intake/67cc exhaust runners, 64cc combustion chambers, and 2. It not only out performs the competition; it is at a price that Mopar owners cannot believe. 92: 31279: 31454HB: 80007: 80007: Pro Sep 24, 2018 · Intake flow rate at . We only offer these heads assembled by Pro Comp!!!! All PCM SBF Complete heads come with the following: Stainless steel 1 piece swirl polished valves, High performance valve springs (For Flat Hyd or Hyd Roller Cams) Bronze guides May 19, 2010 · Re: Chevy 186 head flow questions. 5 exh (yes, I know undersized) Currently have, but can change: Summit cam SUM-1106 . roller and 10. These heads are typically made of high-quality materials, and they have excellent performance capabilities. com. Apr 12, 2019 · This small-block Chevy head cutaway illustrates the valve angle as measured from true vertical. Procomp heads are available bare, complete and fully CNC machined. 0-279 230With pipe attached Feb 15, 2013 · A seller has these numbers listed for a set of Pro-comp 460 heads. Sep 23, 2010 · These are very nice heads. (Sold in Pairs) $ 1,114. Exhaust port exits are raised 3/4 inch and feature a distinctive vane, giving rise to the popular nickname of the “W” port head. 7 Jun 1, 2008 · 3 posts · Joined 2008. The charts below show the difference between stock flow numbers as well as the flow after our modifications are made. This head will make your SBF come to life. I am building a 400 as I write and installing 210's. (SOLD IN PAIRS) $ 1,266. Apr 10, 2009 · I just flowed a set of cnc ported Pro-Comp 210cc heads for a small block chevy. Combustion Chamber, Exhaust and Intake Ports all fully CNC machined for better flow. Cylinder Heads. 94 intake head is World Products # 4361; 76 cc / 1. 00 – $ 2,292. 8409 posts · Joined 2012. 4-261 169. Another budget choice would be a set of used/takeout ZZX-ZZ4/'86-'91 Vette -113 aluminum heads with 58cc chambers bumping compression ratio on up to about 9. Series One 175 SBF(Sold in Pairs) Series One 175 SBF. The advanced port design allows greater flow. 60, straight or angle plug avaible, 64 cc, dual valve cover bolt pattern (perimeter and center). #3 · Sep 25, 2009. 00 New. The short block has all good stuff, no questions there. The ProComp Mopar 440 big block heads are pretty good, too; CNC'd standard or Max Wedge flange port size. Pro Comp Heads Flow numbers - Don Terrill’s Speed-Talk. To identify the Pro Comp head, look for a prefix of “PC” followed by a part number, such as PC1001. 22599 posts · Joined 2007. 08" intake/1. So, our "stock flow" is an example of stock flow. 400 range, which I think would be advantageous in a large engine (my 400 SBC) with a mild-ish cam (Crane 114681, 280/288 (244/252@. 050) . 400-inch lift is 251. 02/1. As Cast Dart Pro-1 Specs. & 1. either the old or the Platnium Dart Pro-1's have a great Port shape. The number seem to be what I would be expecting based on what I read in the Procomp sticky at the top of this section. SF-600 FlowBench Data (Ported but unwelded, 1st series of Tests) Manley Valves= 2. 800" of lift these heads come equipped with Titanium retainers and high quality components throughout, the 60/40 valve spacing which requires shaft mounted rocker Speedmaster PCE281. Recommended for displacements up to 400 cubic inches, operating up to 6500 RPM. eBay Product ID (ePID) 1823680844. What you should measure on a stock 2003 head for the intake is as follows: Intake valve head outside diameter is 2. Project X SBF 210. Ships February 1st. Here are the Results of the Flow Testing. Great 15 degree cylinder head, capable of supporting over 1,000 horsepower. Valves ; Steel Retainers & Locks ; 1. It puts out up to 20 hp over the competition. Call for pricing. #1 · Oct 31, 2008. If they started out as heads fitted with 1. Flow Numbers 220cc intake runner 66cc chamber. Procomp offers a wide variety of aluminum cylinder heads for both race and mild street applications. I have formatted each cylinder heads information into individual files for use with different versions of DeskTop Dyno, DynoSim, Comp Cams CamQuest program, Dynomation Versions 4 and 5 and Performance Trends Engine Analyzer. Right out of the box, these heads deliver exceptional flow numbers. Component upgrade and machining Oct 31, 2012 · Procomp versus Edelbrock Aluminum Heads. The exhausts are blind, they don't go into the water jacket. 0 out of 5 stars ( 4 ) Dec 21, 2009 · Here's the Specs on the Pro Comp Heads PC 3037 & 3038 COMPLETE HEAD-FEATURES & COMPONENTS Cylinder Heads PRO COMP 210CC (3038) Intake Runner Aluminum Cylinder Heads With 60cc Combustion Chambers. ---- Used. Valve sizes are 2. 00 – $ 2,016. Get your head out of the sand folks. Combustion Chamber: 60 cc Springs: 1. For example: A large port and a big flow number at 0. 200 to . 5:1 an even better match to the PerformerPlus cam and still good to about 375-385HP max and uses current intake manifold Mar 20, 2010 · They came with GT-40 heads from the factory. PC3021. To ensure you receive genuine Procomp heads and parts these heads are drop shipped to you directly from Procomp. Stuff with no moving parts is generally decent CALL SHANON AT 507 445 3235 WITH ANY QUESTIONS. 5. 46: 31279: 31454HB: 80007: 80007: Pro Action™ Small Block Ford: 35010 $657. 36 , 35016 $643. I am just giving you some information. 94 int & 1. Flow on 4. 525 in. 800 *Flow numbers are approximate. 8. Oct 31, 2008 · 9 posts · Joined 2001. Aug 16, 2008 · 320 CFM is a desent head flow number for a 400 SB. I can't remember but I think they peaked at 303 cfm. I have a mildly built Gen 1 SBC. Oct 2, 2008 · High-flow 197cc Aluminum SBC Cylinder Heads, 220cc Aluminum SBC Cylinder Heads These heads are designed to support 425-500 hp in 350-406ci engines. Find many great new & used options and get the best deals for SBC 190 Speedmaster 64cc Cylinder Heads PC3002 at the best online prices at eBay! Free shipping for many products! Procomp 3003A Pro Comp 3003A Procomp Aluminum Cylinder Heads. The first is designed for engines that are 468-540 cubic inches and features a 339cc intake Jul 20, 2006 · The as delivered valve job is a 2 angle exhaust and 3 angle intake with 2. 7-281 205. DART has improved the Sep 16, 2008 · I have a set of new Pro Comp aluminum 64cc/190cc heads on my 383 SBC with a Performance products dual plane intake (Edelbrock air gap clone). $975. 25" Hi-Po Valve Springs ; 3 Angle Valve Job; 67 cc / 1. 360cc Intake Runners 125cc Combustion Chamber Intake flow is 404 CFM at . 1 comp. 8-277 208. 6 rockers, 303 adv duration, 114 LSA. Maximum intake flow potential @0. 300 201 cfm. 84 on motor and street tires in a full body s10 blazer at 106 mph. 215 CC Heads. Lift, Intake, Exhaust with pipe. Maximum output for less money! Designed and produced by BluePrint Engines. They feature large, high quality stainless steel 2. 94" intakes and the chambers where not unshrouded for the 2. these are the mostly the older style Dart castings, not the newer Platnium Series. 2155 Hydr-R Cylinder Heads GM LS Small Block Gen III. So the Sportsman 2 heads should do better even if they have a mild port job. 250" IN. 12. Dec 18, 2009 · The 781's are the best BBC head GM ever cast. 200" 158 124. Includes: Victory titanium valves. 490/. PC3021 New set of BARE Aluminum Big Block Chevy Motorsport Heads (2 heads) Produce Up To 748 HP Out Of Box With Advanced Port Design Manufactured from 356-T6 aluminum Have Accessory holes to except factory accessories. We assemble them ourselves in the in USA. 100 75 cfm. 51 , 35017 $706. 879 inches. 300" 207 174. 88-inch valves. 125 Flow Fixture No-Pipe on Exhaust Port. The excuse usually has something to do with budgets. So the target user for this head would be a budget minded guy wanting a great street strip head. Yes (+$ 20. Jan 29, 2010 · Well here are the flow numbers and some comments about the Patriot SB chevy heads , the Flow Testing is of my SuperFlow 600 with the FlowCom at 28in on a 4. Feb 20, 2021 · The info I can find says 190 cc 2. 600" Exh +. COMPARE PEAK FLOW AND LOW LIFT FLOW. (Sold in Pairs) $ 979. 00. AFR 195 Competition Heads Flow Results. The seat inserts are plenty big enough for 2. Multi angle seat design for performance valve springs. 78 12062 $680. 200 - 101. Port BBC Heads with 115cc Open Chambers. Dynoed at 630 hp @ 5700 rpm. #1 · May 7, 2007. 1 - 113. Mar 16, 2011 · Bring them by and I will flow them. If you are under 10:1, a NGK FR4 or FR5. Figure that the actual contact point of valve to DART PRO 1 aluminum cylinder heads for small-block V8’s deliver advanced airflow technology at an unbeatable price! There’s a DART PRO 1 head for virtually every small-block engine. If you order straight from Edelbrock you could probably have them put the steam holes in for you instead of worrying about angles and depth. 02 inches the inside diameter at the base of the seat is 1. For the street, velocity is the key to overall performance. 9-279 211 1. 3. Pro Action™ Small Block Chevy: 12041 $619. 02,160 Gen 1 head casting Lift IN EX . Apr 27, 2014 · BuzzLOL. PC3028 2 BARE CNC PORTED Aluminum Big Block Chevy Pro Comp Motorsport Heads Manufactured from 356-T6 aluminum Have Accessory holes to except factory accessories. Jan 24, 2015 · Therefore a fully ported 292 head was limited to around 230-240 CFM on the intake side whereas just about any modern SBC head will flow around 260-300 CFM. Exhaust flow is 307 CFM at . The heads is advertised as a 320 cc runner, I don't have the exhaust size here yet. 5-289 186. potential to make 700+ HP. . The series 1 175cc SBF is an economical head that has all the right stuff. Pushrod Area Choke Testing. Hi, I realize this subject comes up on other forums but I wanted to check here too. 300 - 147. 2049 182210485866 PAIR OF NEW SB FORD ALUMINUM PC MOTORSPORT CYLINDER HEADS FITS 289 302 351 AND ALL FORD STROKER ENGINES 62cc COMBUSTION CHAMBERS 2. Find RHS Pro Action LS3 Rectangle Port Cylinder Heads and get Free Shipping on Orders Over $109 at Summit Racing! RHS Pro Action LS3 rectangle port cylinder heads are premium replacement heads that utilize the same architecture as factory. Very little material was removed. 600" Lift 320cc Intake Runners & 119cc Chambers 2. SBC Alloy Heads 64cc / 160cc A/Plug. 1-67. Feb 14, 2004 · Dart Pro-1 215CC Dyno Test + Flow Numbers. Hardened Seats. 3 - 83. Apr 24, 2020 · Then again AFR heads typically rework/ port up very easy, so gaining 25 cfm of Intake flow should not be a big project! One way to look at these heads for use on a 383 or bigger motor is that even though there flow numbers limit them to around 65 hp per cylinder when the motor is really built up in typical hot street form, that big port volume Option 2: AFR's 227cc "Race Ready" and "Competition" heads feature 100% CNC ported intake, exhaust & chambers, A356 aluminum castings and high quality components throughout. 250. 5:1 comp) 200 psi cranking compression. 740 to except the Maxx 171 SB Mopar(Sold in Pairs) Maxx 171 SB Mopar. Featuring 220cc intake runners, this package is recommended for race applications and radical "Pro-Street" builds. Produce up to 734 HP Out Of Box With Advanced Port Design. Advanced Port Design for greater flow. 119cc Chambers. Spring Options. 60" intake/exhaust valves. The Zo6 heads flow 360-380 from the factory that are CNC ported. But let’s turn that around and invest in a smaller but strong set of heads like a set of the AFR 180-cc aluminum heads fitted with a set of 2. Initial inspection indicated the decks were thinner than I would have liked. These heads accept the same CNC program we use on the Edelbrock heads and produce similar flow numbers. Granted they arent aluminum, but the World Sr heads arent bad (at least from my experience), and are pretty close to the same price as the pro comp heads. 92 , 35015 $724. 02 INTAKE AND 1. 17 ET at 147 MPH. For 400 Motors contact FLOTEK. Manley titanium retainers. The 210cc can flow some serious wind ported. 650 lift hyd. They're fully assembled with valve springs, retainers, locks, guideplates, studs, and seals. Pro Comp. 2-135. The purchase included Severe Duty Valves, 2. INT EX. 36 , 35012 $724. Combustion Chamber Size. 4. This head features 60/40 valve spacing and requires shaft mount rocker arms for optimum valve train geometry (can be used with . 210cc out of box. CALL SHANON AT 507 445 3235 WITH ANY QUESTIONS. I did flow some SBF twisted wedge TEA ported trick flow heads. May 10, 2010 · The crown jewels of RHS are the Pro Elite line of heads. Valve Job blended into short turn. My flow numbers were similar to Butch's. Jan 13, 2014 · The fact that the heads are ported could indicate whom ever did that had other ideas on valve sizes as well. For big block Chevys, these aluminum heads are great for engines being built for drag racing thanks to their excellent list of features. Share. 496 lift. jc qq tl tl nh sc lp ut ln yj