500HP Rat Motor 454

Want big block power and performance? Then the Rat Motor is for you. This muscle car classic is designed on a 454 4-Bolt main block. With an additional 25 HP, additional torque, balanced, and painted the color of your choice.  It is an easy choice to chose a JOn Barrett Engine. Why buy a "Crate" GMPP 454 HO engine when we we offer more!

With Cruzer style pricing and big block muscle, this engine adds up to one tarmac thumping machine.  Choose a Jon Barrett engine and keep the extra money you save.

Please Note: That this is a true high performance engine and is not
designed or intended for inexperienced motorists.

This engine comes with a One (1) Year Limited Warranty Warranty Details

Horsepower and performance specs attained using components listed in our engine comparisons.