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With a stack of unused vintage NOS ZL1 engine parts we build a legendary big-block and hit the dyno!
Westech Performance dyno tests a 555-inch stroker Ford Performance big-block engine with 13:1 compression and twin Dominator carbs!
We test a variety of header sizes and types from Hooker on a 427ci big-block Chevy to show power trends and performance advantages. Tests include 1 ¾-inch long tube, 1 7/8-inch long tube, 2 ...
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