390/401 AMC shortblock
401 block bored .045
decked to 9.200 line honed Arp main studs installed king bearings 401 crank destroked to 3.580 (390) comp star 5.850 length forged steel rods . 927 wrist pins from manley forged flat top pistons from BRC total seal classic moly rings internally balanced The above is assembled ready to go! $4800 machine work and parts exceed that price |
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