Now's the time to upgrade your tired old 502 for the 540 you've always wanted. Exchange your 502 for a reman marine engine with a Scat 540 rotating assembly with 550HP. These meticulously built 540 en..
Our High Performance proven ATECO/DART Pro 1 Aluminum Marine heads have the combination to maximize your engine's horse power. Take your 500 EFI up to 625hp at a fraction of the cost of total engine ..