All motors include Patrick Racing billet CNC-ported T-6061 heads and billet cylinders, dynamically balanced crankshaft assembly, JE-forged pistons, Patrick Racing custom-designed cam with .602 lift and 266° duration, JIMS roller rockers, roller lifters, billet lifter blocks, billet rocker boxes, billet cam cover and billet oil pump; also included are Sumax billet pushrod tubes and Crane HI-4 ignition
All motors have 10.25:1 compression ratio
128 motors have a 4.25 bore, 4.50 stroke, 2.10 intake valves, 1.70 exhaust valves, electronic decompressors and a 45mm Mikuni carburetor
113 motors have a 4.00 bore, 4.50 stroke, 2.00 intake valves, 1.625 exhaust valves, manual decompressors and a 42mm Mikuni carburetor; 113 polished motors also feature the unique Patrick Racing round billet cylinders
Motors are fully show-polished to the base of each cylinder and head fin for award-winning beauty, and also feature polished carburetor with chrome cover, chrome cam cover and lifter blocks
Polished carburetor support bracket and velocity stack for the 128 motor sold in Carburetion & Fuel Injection section