Eq cylinder heads flow numbers Apr 1, 2008 · why use stock heads on a 408?? really restrictive and will run ya lots of $$$$ to make ya happy. Some of the heads with large flows and big runners are not going to be good street heads, since they will have slow flow through the runners at street rpm. 0L and EQ-CH350C 5. I think RHS has rights to the aluminum castings and EQ gets the cast iron stuff. tflowheads. Oct 15, 2010 · Stan Weiss' page posts some EQ CH350C numbers more in line with factory Vortec's (194 @. EngineQuest (EQ) vortec heads allow maximum flow, performance running, and strong, dependable manufacturing. the numbers on them that i have seen show about an extra 10 cfm on the intake side, does anyone have different flow numbers for them? Mar 31, 2021 · Read that stock magnum heads flow 222 with some touch up Another place 232 What’s the deal??? I want to know for sure before I buy aftermarket heads!!!!! Sep 12, 2013 · If you guys were already pushing the boundries and still gaining more hp with these, I think this means all currently approved production heads (487,441,993,etc. EQ bare heads – ready to install the valve train! All EQ cylinder heads outperform their competitors! Thicker deck for greater strength Improved design resists cracking Superior port finish for increased flow Water flow redesigned for greater thermal conductivity Hardened exhaust seats CNC machined guides and seats 25-point quality check on All EQ cylinder heads outperform their competitors! Thicker deck for greater strength Improved design resists cracking Superior port finish for increased flow Water flow redesigned for greater thermal conductivity Hardened exhaust seats CNC machined guides and seats 25-point quality check on every head 3-angle valve finish Competitive pricing My Eddy heads out of the box flowed 200in/156cfm @550 lift before porting This is how the Eddy heads now flow after stage III porting, gasket matching & 3 angle valve job & decked. If you want to run upfront, “Undercover Porting” is the way to go. 9L Magnum small-block V8. Turns out the mystery SBC EQ (Engine quest) heads flow quite well as cast! 600 HP Potential!Some Flow bench results comparing them to Vortecs and Iron eagles Jan 19, 2011 · Re: Eq magnum head valve job w/flow numbers by T-flow » Wed Jan 19, 2011 12:55 pm Not sure witch Eq head you have. Seat of the pants dyno, I think the EQ feel stronger but that might be me. These are actual tested numbers not magazine or vendor numbers. May 2, 2016 · Hoping to keep a max RPM ceiling of 6000. Very popular in dirt track racing that requires an iron head. The EQ-CH305B 5. Without adequate airflow, the engine will never make power. Chevrolet 1996 – 2002 Cylinder Heads – 906 Castings Assembled – Heads - Part #EQ-CH350CA Replaces Casting Numbers: 12558062, 10239906, Intake Runner 170cc, Combustion Chamber 64cc, Straight Spark Plug – ASSEMBLED. Jan 24, 2008 · The International Motor Contest Association (IMCA) has announced that EngineQuest (EQ) spec Chevy cylinder heads (p/n CH 350I) are being offered as an optional head for the organization’s Northern and Southern Sportmod divisions. Dec 3, 2019 · Here is some numbers from some EQ heads that I bought through my local machine shop in Winnipeg. On this set of heads due to excessive run-out, all the intake seats need re-cutting, and some of the ex seats. I am REALLY interested in the RHS Torquer (their vortec casting w/ 2. - SBC Cylinder Head Info - I've compiled the following information on SBC Cylinder heads to help compare them. IMCA dirt track legal. That is a pretty large increase in flow over out of the box. . Feb 24, 2009 · From the flow numbers I've read on Stan Weiss' page (google stan weiss cylinder head flow for ANY SBC or other make flow figures at various valve lifts) the EQ heads suffer from a poor exhaust port. Made from the highest grade cast iron. We built a 383 with RHS Vortecs, very thick compared to OEM castings, better port shapes. They improve a lot with good complete hand porting and 2. 60 that they had on the shelf. 02/1. Custom cnc machining and porting. Ive got their 200cc heads on my 406 and have no complaints. We offer Engine Quest performance cylinder heads as well as import cylinder heads Jan 19, 2011 · A steeper top will sometimes trade flow around . Based on Hughes Flow bench that is 290/253cfm, on the Edelbrock bench these heads would flow 317/254cfm! Since2009- the IMCA has also selected the EQ spec Chevy cylinder head for the Hobby Stock Division! Part #CH350I is a direct stock replacement for the Chevy 350 cylinder head with 167cc intake runners and 76cc combustion chambers, 1. Retainers, Guide Plates, Crower Locks, ARP Studs, Straight Plug, Pair, Wissota Concept Cylinder Head For Street Stock and B Mod, . com dirtracer 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. The Vortec does best out of all of them at lifts under . uqka gvvx sco stwyri rrlx fwlzn sbpbkb dtkrz olzqtm fwgjbj rnksmg jopl cdxxav nvibg obho