Even after 23 years, Chevy's Z/28/LT1 high-rise dual-plane in-w take manifold (current "GM service part No. 14044836) retains its reputation as one of the best all-round high-performance dual-planes ...
Baseline tests on the stock manifold were done with a 650 Holley carburetor mounted on an adapter plate. Here, writer David Vizard sets the idle mixture being delivered by the electronic Holley. For ...
Jody Only is an author and photographer. Within the last five years in the auto industry, she has had bylines with TopSpeed, HotCars, LSXmag, Engine Labs, Chevy HardCore, and Street Muscle. She is a ...
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