10114184 427 1991-1992 Two-bolt or four-bolt 14015445 454 1978-1987 Two-bolt or four-boltBBC oval port cylinder head casting numbers Number Engine Size Year Combustion Chambers 336781 454 1973-1985 Open chamber 346236 454 1975-1978 Open chamber ("peanut" ports) 353049 454 1970-1973 Open cham...
LS-3:Not to be confused with the 376 cid (6.2 L) Gen 4 LS3, the 396 big block LS-3 was only made in 1969 – before getting bored to 402 a year later. Compression was low at 9.0:1, and it had the nodular rather than forged-steel crankshaft. It had hydraulic cams and a 2bbl ...
CHEVROLET FRONT - 6 BOLTENGINE DAMPER PART # OUTER DIAMETER WEIGHT (LESS HUB) INERTIA WEIGHT SHELL MATERIAL HUB # (AVG WEIGHT 2.4 LBS) SB BLOWER - 1.246" CRANKSHAFT - 2 X 3/16 KEYWAYS, RACE USE: 8 LBS MAX BOOST, STREET USE: 12 LBS MAX BOOST 918872E 7.074" 8.75 LBS 4.5 LBS...