Hand-built in Milwaukee, WI. using tooling and dies specifically for racing for unparalleled repeatability.

Factory sealed short-block with ground cam and controlled piston pop-up (reducing compression variance)

Simplified IKF/WKA rule set designed to maintain a stock configuration right down to the factory shipped carburetor jets. This is NOT today’s standard Animal rule set.

•  Dual Ball-Bearing, RACING Reinforced Cylinder
•  Federal Mogul™ Cam Ground, Barrel-Faced Piston
•  High-Silicon Valve Springs
•  Ground Cam w/ Compression Release
•  Squeeze-Cast, T-7 Treated, Racing Rod
•  Racing Crankshaft w/ Induction-Hardened Crankpin
•  Nitrated Dished Exhaust Valve
•  Goetze performance piston ring set: featuring a chrome-faced top ring for
•  extended life
•  PVL™ Digital Ignition System
•  Automotive 3-Piece Valve Retainer System
•  Racing Only Intake Port
•  Beefy Rocker Arm Stud Nuts
•  Walbro™ Round - Slide Carburetor
•  Green™ Air Filter
•  Max-Torque clutch and fastener set
•  Locking Carburetor Cap system: prevent tampering/simplify the tech process. (555726)
•  Extended Carburetor slide to control power (555728)