Animal Racing Engine Discussion

I have a package of jets that came with a used kart and Briggs LO 206. They are part number 555639 Main Jet Blank, 5 pack. Do these need to be …

Posted by Erik in Animal/206 Engine Questions

Animal Racing Engine

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 by Briggs & Stratton is hand-built by master small engine technicians and tested in our skunk-works in Milwaukee, Wisconsin.

Dual Ball-Bearing, RACING Reinforced Cylinder
Squeeze-Cast, T-7 Treated, Racing Rod
Ground Cam w/ Compression Release
High-Silicon Valve Springs
PVL™ Digital Ignition System
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

Model Number 124332
Type 8003-01
Displacement 206
Bore 2.6875/2.6885
Stroke 2.2
Compression Ratio 8.5 to 1
Factory Timing 29 degrees BTDC
Description Wrench / socket size Torque
Air Guard 7mm 40-50 lb-in. (4.5-5.6 Nm)
Blower Housing 10mm & 3/8" 60-110 lb-in. (7-12.5 Nm)
Carburetor (to manifold) 10mm 80-110 lb-in. (9-12.4 Nm)
Connecting Rod T27 115-120lb-in. (13 Nm)
Cylinder Head Bolts 10mm 200-220 lb-in. (20-27 Nm)
Exhaust Brace Screws 10mm 95-125 lb-in. (11-14 Nm)
Exhaust Stud 10mm 95-125 lb-in. (11-14 Nm)
Flywheel Nut 15/16" 55-75 ft-lbs. (74.5-101 Nm)
Flywheel Fan 10mm 180-240 lb-in. (20-27 Nm)
Intake (to cylinder) 5mm Allen 70-90 lb-in. (8-10.2 Nm)
Oil Drain Plug 3/8" 100-125 lb-in. (11-14 Nm)
PVL Module 7mm 20-35 lb-in. (2.3-4 Nm)
Rocker Arm Stud 7/16" 90-120 lb-in. (10-14 Nm)
Rocker Arm Plate 10mm 70-90 lb-in. (7.9-10.1 Nm)
Rocker Arm Set Screw 1/8" Allen 50-70 lb-in. (5.6-7.9 Nm)
Spark Plug 5/8" Deep 95-145 lb-in. (11-16.4 Nm)
Side Cover 10mm 140-170 lb-in. (16-19 Nm)
Starter Gear #2 Phillips 35-53 lb-in. (4-6 Nm)
Top Control Plate 10mm 70-90 lb-in. (8-10 Nm)
Valve Cover 10mm Lower & 3/8" 30-60 lb-in. (3.5-7 Nm)

how do u tune a carburetor on a Animal briggs & stratton engine   

Asked by: wawa
All information available to the public included carburetor tips and reference guide can be found on the Briggs Racing site here:
Answered by: Nicole_BriggsStratton
Date published: 2015-05-19

How fast does the Animal go?

Asked by: Grover5
This will vary on the equipment you install the engine on. You will want to work with a Racing tech to determine the best engine for your application:
Answered by: Nicole_BriggsStratton
Date published: 2015-05-05

My 6.5 HP animal runs about 2800 rpms WOT but not steady. As I rev the throttle, air is coming out of the carburetor. It would seem that the intake valve is not closing. ANY recommendations would help.

Asked by: SmokenJ
Please work with a local Briggs Racing service dealer for technical assistance. You can find a dealer here:
Answered by: Nicole_BriggsStratton
Date published: 2015-05-07

How to adjust the the timing on a PVL and where is the Firing point 

Asked by: Tony15
For technical specifications please work with your local dealer.
Answered by: Nicole_BriggsStratton
Date published: 2015-05-07

do you know what engine would consume more fuel comparing the animal to the honda gx160

Asked by: Anonymous
We do not have information on the Honda and cannot compare them.
Answered by: Nicole_BriggsStratton
Date published: 2015-05-07

can i get 125cc engine with single cylinder 4 storke in amimal racing engine?

Asked by: abhinav
Please contact a Briggs racing dealer to assist:
Answered by: Nicole_BriggsStratton
Date published: 2015-05-07

What do I need to build a 6.5 intek OHV into a animal 

Asked by: general lee
For further assistance, please contact Briggs racing at:
Answered by: Tracey_BriggsStratton
Date published: 2015-05-07

where do i get parts for this engine they are all metric 

Asked by: GrassyKnoll
You will need to go to a Briggs Racing dealer found here:
Answered by: Nicole_BriggsStratton
Date published: 2015-02-02
  • 2015-05-24T06:20CST
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