zoomAnimal Racing Engine
Animal Racing Engine

Animal Racing Engine

Primary Use: Karting

Performance by Design. Briggs & Stratton Racing took the latest approaches in engineering, manufacturing, and testing to design for its dedicated racing engine from the ground up. One of the most popular Briggs racing engines, the Animal engine will help you compete in your next snocross or kart race.

Each Animal racing engine is assembled by master technicians and tested in our Milwaukee, Wisconsin engine factory.

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Key Specifications

MODEL/TYPPE(S)124332 8003-01M.A.P. PRICE$659.00DISPLACEMENT204cc
BORE/STROKE2.6875”/2.6885”COMPRESSION RATIO8.5 TO 1FACTORY TIMING29 degrees BTDC

Details

Race Only Features+

  • Reinforced, cast iron sleeved, dual ball bearing racing cylinder
  • Squeeze-Cast, T-7 Treated, Racing Rod
  • Ground Cam w/ Compression Release
  • High-Silicon Valve Springs
  • Digital ignition with built in rev limiter
  • Racing Only Intake Port
  • Walbro™ Round - Slide Carburetor
  • Dana™ Fire-Ring Head Gasket
  • Racing Crankshaft w/ Induction-Hardened Crankpin
  • Federal Mogul™ Cam Ground, Barrel-Faced Piston
  • Chrome-Faced, Racing Only Ring Package
  • Nitrited Dished Exhaust Valve
  • Automotive 3-Piece Valve Retainer System
  • Beefy Rocker Arm Stud Nuts

Fastener Torque Specs+

DescriptionWrench / Socket SizeTorque
Air Guard7mm40-50 lb-in. (4.5-5.6 Nm)
Blower Housing10mm & 3/8"60-110 lb-in. (7-12.5 Nm)
Carburetor (to manifold)10mm80-110 lb-in. (9-12.4 Nm)
Connecting RodT27115-120lb-in. (13 Nm)
Cylinder Head Bolts10mm200-220 lb-in. (20-27 Nm)
Exhaust Brace Screws10mm95-125 lb-in. (11-14 Nm)
Exhaust Stud10mm95-125 lb-in. (11-14 Nm)
Flywheel Nut15/16"55-75 ft-lbs. (74.5-101 Nm)
Flywheel Fan10mm180-240 lb-in. (20-27 Nm)
Intake (to cylinder)5mm Allen70-90 lb-in. (8-10.2 Nm)
Oil Drain Plug3/8"100-125 lb-in. (11-14 Nm)
PVL Module7mm20-35 lb-in. (2.3-4 Nm)
Rocker Arm Stud7/16"90-120 lb-in. (10-14 Nm)
Rocker Arm Plate10mm70-90 lb-in. (7.9-10.1 Nm)
Rocker Arm Set Screw1/8" Allen50-70 lb-in. (5.6-7.9 Nm)
Spark Plug5/8" Deep95-145 lb-in. (11-16.4 Nm)
Side Cover10mm(Before 7/15/15- ‘MT 9.8 grade’)-185-220 lb-in. (21-24 Nm) (After 7/15/15-10.9 grade with integrated fasteners)-250-270 lb-in. (28-30 Nm)
Starter Gear#2 Phillips35-53 lb-in. (4-6 Nm)
Top Control Plate10mm70-90 lb-in. (8-10 Nm)
Valve Cover10mm Lower & 3/8"30-60 lb-in. (3.5-7 Nm)