WebDetails. Edelbrock part #7157 Performer RPM Camshaft is designed for Pontiac 350-455 V-8 applications. This Edelbrock cam kit produced 422 HP & 441 ft-lbs. of torque when used with #7156 intake and #60599 cylinder heads on a 455 engine. The camshaft works well with high-performance's street applications, Performer RPM cams provide power from ... WebMade to almost factory correct specifications, these camshafts are made to emulate the classic Ram Air III and Ram Air IV camshafts, but are designed to give more power and reliability while still giving a factory sound. Fits 1964–1973 Pontiac GTO, 1961–1973 Pontiac LeMans, 1961–1970 Pontiac Tempest, , , , , .
Engine Theory by Wallace Racing-Home of Pontiac Powered …
WebFeb 19, 2015 · The Ram Air II evolved into the Ram Air IV for 1969. New cylinder heads with larger intake ports, cast-aluminum intake manifold, and 1.65 rocker arms for the 041 cam were all intended to further improve the … WebAll 1968–69 #9792506 Ram Air 400 blocks have 4-bolt caps. The Ram Air IV used the Ram Air II's camshaft but lift in the Ram Air IV was increased to 0.52 in (13 mm) thanks to the use of 1.65 ratio rocker arms (vs 1.50). The Ram Air IV heads had 1/8" taller intake ports, larger intake port volume with more airflow, yet shared the Ram Air II ... open university ousba loans
Ram Air Series Hyd Roller Retrofit Cam and Cam Kits by Butler
WebPontiac stock cam lifter kit lifters camshaft 400 455 389 350 428 gto firebird(US $135.00); Hotcam sb chevy roller camshaft lt4 perf hyd 219/ 228(US $190.00); Comp cams high … WebJul 5, 2024 · The vast majority of RPM’s Pontiac engine builds utilize a set of aftermarket aluminum heads. “This specific motor, because of the Ram Air II heads, has slightly different cam specs than our usual package to match the flow of the heads,” he says. “Also, the compression is lower than our aluminum headed motors at 9.75:1 instead of 10.5:1. WebButler Exclusive Pontiac Ram Air IV "041" Reproduction Cam and Lifter Kit, 276/290 231/240 113 Hyd (0) Reviews: Write first review. SKU: CCA ... Lift .469/.516 @1.5 Ratio LS 113 Hyd. … open university outdoor learning