Big Bearing Top Cap for Small Bearing Crank With 1.5” bearing:With 1.5” Bearing They also feature a 1/8”

They also feature a 1/8” npt gauge port for accurate temperatures

and grade 5 Titanium

Each set of washers lets a different amount of water to exit the block allowing you to fine tune the temperature of the motor

Anodized black for increased durability

Expect fast

Big Bearing Top Cap for Small Bearing Crank With 1.5” bearing:With 1.5” Bearing They also feature a 1/8”This top cap will fit inside a big bearing block and allow you to run a small bearing crank. Big bearing cranks are seemingly harder to find and leave blocks unusable. Our top cap will come with seal preinstalled and optional bearing for 1. 5 top journal.