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KS Pontiac
04-01-2005, 05:12 AM
Saw a big block intake today, GM 3963569 low rise aluminum.No date code visible on top side, underside had heat shield and no visible date code. What could it be off of?
jfkheat
04-01-2005, 05:15 AM
3963569 1970-71 396/402 375 L-78/L-89 454 LS-6, lowrise
KS Pontiac
04-01-2005, 05:35 AM
Thanks! Now what is it worth?