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Ships within 48 hours · Estimated delivery Aug 13 - Aug 18
look no further than PCE
Complete kit with Multi-Layer Steel (MLS) Head Gaskets
The internal components are made from EN36 material as used in racing
5" diameter ring gear and the GM 8
Speedmaster Cam Lock Plate helps prevent cam bolts from backing out
Pontiac 455 4340 Forged Steel Crankshaft ST-4.25 M-3.25 RJ-2.200 RMS-2Pc Ext look no further than PCEThese Speedmaster crankshafts are made from the same strong aircraft quality forging as standard weight cranks, but have profiled counterweights for less weight. Speedmaster lightweight crankshafts are perfect for engines wanting quicker rpm. These crankshafts feature profiled aero wing counterweights and have straight shot and chamfered oil holes. Speedmaster crankshafts are nitride hardened, with large radii on all journals for superior wear
