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KTRE is the place to go for Gen 3 Hemi perfection. There is MASSIVE horsepower potential locked inside. Modern reliable horsepower for the street or strip and KTRE will find all of the hidden horsepower to maximize your investment.






Knowlton's Thunderheads & Racing Engines Gen III Hemi Parts & Services


-Complete engine machining
-Complete engine builds and Dyno
-CNC head porting
-Hand porting
-Flow testing
-Transmission builds and freshening
-Holley EFI tuning
-Technical advice and vehicle tuning
-Carb rebuilds
-Parts selection for a given engine/car combination