| Precision Race Components is proud to introduce our CNC ported 5.3L L83 cylinder heads! The PRC ported gen 5 L83 cylinder heads are an excellent upgrade for customers looking for more power than what the factory castings offer. Bolt on these CNC ported L83 heads & gain 25+ HP depending on milling! Pair our ported cylinder heads up with a TSP L83 truck camshaft that was designed on our SuperFlow engine dyno and our TSP stainless steel long tube headers and y-pipe maximum power! Ask your sales professional how you can gain 100+ HP today!
This package will include the following:
CNC Ported GM Castings
CNC Valve Job
CNC Custom Milling To Your Specs
TSP Dual Spring Kits Available with PAC Racing Valve Springs & Titanium Retainers
These CNC Ported heads offer unmatched power & flow gains for your L83 engine! If you already have a pair of stock castings & want to do a CNC head exchange, give us a call! We do stock the ported L83 cylinder heads.
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