WebStock “double hump” heads flow 202 cfm intake and 141 cfm on the exhaust. If you must maintain a stock looking port, consider our “ Undercover Porting ”. With our “ Undercover Ported ” they will flow 220-230 cfm intake and 165 cfm exhaust. This flow improvement will add 15 to 25 horsepower to your engine. We may be the only company ... WebVortec Bowtie cylinder heads are the most powerful cast-iron heads offered by Chevrolet Performance. These upgraded production cylinder heads are ideal for 400-450 horsepower street and racing (great for circle track applications) engines. ... The heads provide outstanding low-lift flow numbers (the more air you flow, the more potential power ...
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WebThe consensus is that with proper porting the oval port heads can flow just a well at above 4000 RPM as the rectangular without losing the middle and lower-end performance. ... Chevrolet Big Block Head Casting Numbers. Casting numbers are found under the valve cover. Casting No. Year: Engine Size: CC: HP: Port Type: Chamber: Intake Valve ... WebAll Edelbrock cylinder heads are flowed at 28" of water, which more closely represents what an engine will see. Beware of companies flowing heads at anything less than 28" of … ionic hair salon arkansas city ks
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WebFeb 10, 2007 · Bowtie #14011034 heads flow 212 CFM Intake and 140 CFM exhaust. Vortec '062 218 cfm intake and 150 cfm exhaust. So Kev's ported heads are somewhere … WebAug 30, 2009 · It's two half-ovals connected by a straight bar-most easily described as "two humps." Some of these are also nicknamed "Fuelie" heads because a version appeared on fuel-injected 327-powered Chevy ... WebJul 15, 2014 · Chevrolet Small Block Head Casting Numbers; Casting # Combustion Chamber Size (CCs) Intake Valve Exhaust Valve Production Years Misc. Engine Size (ci) 10033867: 62cc: 2.02: ... Reverse flow, 175cc intake ports, 68cc exhaust ports: 350: 10207643: cc : 1994-96: Gen. 2 LT1, Reverse flow, 175 intake ports, 68cc exhaust … ontario to missoula flights