ZL1 L88 074 aluminum heads
 

This is a nice set of 074 aluminum heads just back from the machine shop, never had any welding or porting done to them. They do have some helicoils. Theese heads are perfect for a 1971 Corvette LS6 since they are both dated 8-28 70. 3500.00 John 630 333 8333

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