Model 20

For over 20 years, Briggs & Stratton has worked with the Society of Automotive Engineers (S.A.E.) in providing power for their Mini Baja and Supermileage programs. Starting for the 2000 season the S.A.E. Mini Baja Program began using the Model 20 INTEK as their engine of choice, replace the Model 19 after 20 plus years as the workhorse...

Model Number I/C
Type 202400
Displacement 305
Bore 3.120
Stroke 2.438
Compression Ratio 8.0 to 1
Description Wrench / socket size Torque
A/C Support Screw (Cartridge) 3/8" 55 in-lbs (6.2 Nm)
A/C backplate (nuts to carb studs, panel & cartridge a/c) 7/16" 55 in.lbs (6.2 Nm)
Alternator (stator) 7mm 20 in.lbs. (2.2 Nm)
Armature 5/16" 25 in.-lbs (2.8 Nm)
Blower Housing 3/8" 85 in-lbs (9.6 Nm)
Carburetor Studs (to cyl head) E-5 90 in.lbs. (10.2 Nm)
Connecting Rod 5/16" 100 in.lbs(11.2 Nm)
Control Bracket to cylinder 3/8" 100 in.lbs (11.3 Nm)?
Crankcase Cover 13mm 200 in.lbs. (22.6 Nm)
Cylinder Shield 7mm 35 in.lbs. (3.9 Nm)
Flywheel 1 1/8" 110 ft-lbs (149.1 Nm)
Flywheel Fan 13mm 60 in-lbs (6.8 Nm)
Fuel Tank 3/8" 95 in-lbs (10.7 Nm)
Governor Nut 3/8" 40 in.lbs (4.5 Nm)
Head Bolts 13mm 220 in.lbs (25.0 Nm)
Muffler Bolts (exhaust Port) T40 / QGS 12mm 165 in-lbs (18.6 Nm)
(bracket) 3/8" 120 in-lbs (13.6 Nm)
Muffler Guard 5/16" 30 in.lbs (3.4 Nm)
Muffler Deflectors 30 in.lbs (3.4 Nm)
Oil Drain Plugs 3/8" Square Drive (internal) 125 in.lbs.(14.0 Nm)
Oil Fill plugs 40 in-lbs (4.5 Nm)
Oil Fill Tube 5/16" 20 in-lbs (2.3 Nm)
Oil Minder Electronics Box 10mm 40 in-lbs (4.5 Nm)
Oil Minder Float 5/16" 30 in-lbs (3.4 Nm)
Rewind 5/16" 30 in.lbs (3.4 Nm)
Rocker Arm 8mm 100 in.lbs. (11.2 Nm)
Rocker Arm Adjustment Screw T-40
Rocker Arm Lock Nut 13 mm 60 in.lbs (6l6 Nm)
Spark Plug 5/8" mm Deept 180 in.lbs (20.0 Nm)
Starter Guard 7mm 25 in-lbs (2.8 Nm)
Starter Motor 13mm or T-40 140 in-lbs (15.8 Nm)
Starter Thru Bolts 5/16" 50in.lbs (5.6Nm)
Valve Cover 3/8" 55 in.lbs. (6.2 Nm)

Im looking for oil quantity on my old 3hp lawnmower engine

Asked by:
To locate any information on your engine, you will first need the model type and code. Please see the following link for assistance in locating these numbers: Once you have this information you can find information on your engine here: Select engine as your product type and follow the directions for entering the model type and trim into the search fields.
Answered by: Nicole_BriggsStratton
Date published: 2015-01-23

is it a good go cart engine for a manco gocart single seater

Asked by: friff
Please work with a Briggs Racing dealer to determine the best engine to meet your needs. Here is a link to the Racing dealers:
Answered by: Nicole_BriggsStratton
Date published: 2015-01-14

Is there a max rpm I should not go over and how should I  test the rpm

Asked by: Peterm3900
The rpm you should not exceed is set by the internal governer do not tamper with it if you do not wish to risk damaging your engine. As for the rpm you can get a spark plug tach
Answered by: Dbargs420bbclone
Date published: 2015-01-19

Could you please tell me the weight of the engine?

Asked by: ColinO
Approximately 45 pounds without fuel or oil.
Answered by: Nicole_BriggsStratton
Date published: 2014-12-03

Can we get the emission test results of this engine?

Asked by: Sandeep94
We do not provide these.
Answered by: Nicole_BriggsStratton
Date published: 2014-11-05

HI i want to know the max rpm, the min rpm, and the torque

Asked by: Barnabas
We are limited on the data we are allowed to provide on the racing engines. Please work with SAE to get additional information.
Answered by: Nicole_BriggsStratton
Date published: 2015-01-19

I wanted to know the capacity of fuel tank (plastic) for this engine.

Asked by: Anee
It is roughly 3 quarts.
Answered by: Nicole_BriggsStratton
Date published: 2014-11-04

I am trying to purchase a Briggs & Stratton 10 hp OHV Intek for the Miami University SAE Baja Team. I'm having difficulty finding where to order or who to contact in order to receive the discounted mini-baja price.  Thank you

Asked by: shelbkno15
Purchasing an engine is done directly through SAE.
Answered by: Nicole_BriggsStratton
Date published: 2015-01-14