BRIGGS & STRATTON WORLD FORMULA RACING ENGINE - WITH ELECTRIC START

Primary Use: Karting, Microstocks, Faskarts, Junior Sprint, Short Course Trophy Karts, Quarter Midgets

Building off of the success of the Animal Racing engine, the World Formula was launched in 2003 in accordance with the CIK World Formula class rules. This complete engine package balances the latest in engine design and technology to provide racers with a consistent, low-maintenance and low-cost platform, in which to sharpen their driving skills and chassis setup. Hand-built and individually tested in Milwaukee, Wisconsin.

• Reinforced, cast iron sleeved, dual ball bearing racing cylinder
• Single cast, custom aluminum alloy cylinder head with 'kidney bean'' combustion chamber, custom seat/guide material and CNC Machined Intake D-port.
• 2024 Billet aluminum rod with reinforced I-beam
• Carbon steel crankshaft with induction hardened micro-polished crankpin reinforced timing gear
• Cam ground, barrel faced, eutectic alloy domed piston with 3-piece ring set with chrome faced top ring
• .308 max. lift ground cam with stellite-faced lobes and built in mechanical compression release
• Dual high silicon valve springs
• High grade stainless steel, dished valves with nitrited exhaust
• 3-piece automotive style keepers and reinforced rocker arm and lock ball
• Digital ignition with built in rev limiter
• Steel hub, cast aluminum flywheel
• Walbro 26mm round slide, fully adjustable jet carburetor
• Custom graphoil composition, fire ring head gasket

Available in Two Packages:
124435 8106-01: Recoil Starter
124435 8105-01: Includes Electric Starter

*Note: Unless otherwise stated, engines do not come with tank, muffler/exhaust, or linkage.

*We offer $10 off shipping costs for each engine if purchasing 3 or more. If shipping cost exceeds $130 in shopping cart, contact us for alternate freight methods. We can typically ship a pallet of engines for $130-$200, depending on delivery location.

MOTORS SOLD FOR ORGANIZED COMPETITION PURPOSES OR EXPORT ONLY. (NOT FOR USE ON ANY EQUIPMENT, OFF-ROAD, RECREATIONAL, OR EMISSIONS-CONTROLLED APPLICATIONS. DOING SO IS A VIOLATION OF FEDERAL LAW.)