COMP Cams Camshaft Kit CS XM 256H-12

Marsoni

M251S

$264.51

Get it in 3 business days with 1 day shipping. Friday, May 29

COMP Cams Camshaft Kit CS XM 256H-12Fits Chevrolet GEN 1 Small Blocks including the 262, 265, 267, 283, 302, 305, 307, 327, 350 and 400. Does not fit LT1 LT4, or factory roller Small Blocks built from 1985 and newer. GM gradually added roller camshafts to 305's and 350's from the mid 80's forward. Camaros Firebirds Corvettes received the roller cams early, but many trucks and SUV's had flat tappet cams until the mid 90's. Remove the intake or timing cover to confirm whether the block is

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Exchange/Return Notes

We offer a 30-day return/exchange service after receiving.
Final sale items are not eligible for returns or exchanges.
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Reviewed in the United States on November 27, 2025