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

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

*This engine is not always stocked. Some orders may take an extra 1-2 business days to ship.

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.)

Briggs Engines

BRIGGS & STRATTON WORLD FORMULA ENGINE WITH ELECTRIC START

BRIGGS & STRATTON ANIMAL ENGINE

LO206 Local Option Briggs & Stratton Animal Engine

Briggs & Stratton World Formula Engine

Engine, Briggs Animal, M Series (QMA/USAC/Quarter Midgets)