830 HP, 775 TQ, 555ci Big Block Chevy, Multi-Port Fuel Injected Engine Pontiac Available with Either 15 Degree

Available with Either 15 Degree (LS3) or 12 Degree (LS7) Valve Reliefs

42” (from engine block lifter valley cover flange)

This warranty does not cover failure due to abuse or unauthorized repairs

Manley Machined 10 Degree Bead Locks and Retainers

See both the Newen and the Rottler at work in the videos down below

830 HP, 775 TQ, 555ci Big Block Chevy, Multi-Port Fuel Injected Engine Pontiac Available with Either 15 DegreeBig Block Chevy engines have been a fan favorite since they were introduced decades ago because they deliver massive torque down low and plenty of horsepower higher up the RPM band. Borowski Race Engines has integrated a set of superior quality aftermarket parts and applied our state of the art CNC machining in order to create this 555 cubic inch BBC that delivers 830 horsepower and 775 lb ft torque. That's about 1. 5 hp per cubic inch in a hydraulic