Discontinued


Part # K-CR37-K Keihin 37.3mm PJ Carburetor Kit with CR Throttle & Cable
Part # K-373PJ Keihin 37mm PJ Carburetor (only)
Part # 01-604 Throttle Cable Honda TRX 250R Thumb to 36mm PJ Carburetor
Part # C-069 Throttle Cable Suzuki LT 250R Thumb to 36mm PJ Carburetor

The Keihin 37.3mm Carburetor by DRI is a standard 36mm carb that has been bored and Super Flowed by DRI technicians. These modifications ensure that the DRI 37.3 carb is one of the most efficient carburetors on the market.

All Carburetor Kits Are PreJetted by DRI
No company in the ATV industry has more carburation experience and offers better instructions and customer service than DRI

Optional Items:
Part # K-JK01 Jet Kit
PYRAMID Reed Valve

CARBURETOR INFORMATION
Models: Honda ATC/TRX 250R & Suzuki LT 250R

Engine Modifications Recommended:
Works with either stock or modified engines.
But is recommended for modified engines

Power:
Best if used when strong Bottom and Midrange Power is needed, without sacrificing top end power.
Can work with an airbox lid when necessary

Reed Cage & Intake Manifold Recommendations:
Stock intake manifold should be used.
Carburetor will perform BEST when used with PYRAMID REED VALVES

Air Box Requirements:
DRI strongly recommends using the stock OEM airbox with K&N Air Filter.
Air Box Lid Optional

Jet Kit Optional but recommended Jet Kit is built around settings DRI puts in Carburetors.
Kit is supplied with Richer and Leaner: Pilot Jets, Needles, Main Jets, in a polypro box.

Notes:
Keihin 37.3mm PJ Carb works best with PTR Pipe & Fat Boy Silencer. It will do very well with either the Midrange or High Rev Version

Information Required From Client To Properly PreJet Their Carburetors:
List of all Engine Modifications(porting, bore size etc.)
Pipe & Silencer
Air Filter & Box. Lid On or Off
Note if any Electrical Mods have been made
Kicking Compression (measured with engine cold)
Fuel Type and Octane-PreMix Brand/Ratio
Elevation
Temperature & Humidity
Type of Riding
Throttle of Choice. Thumb or Twist.
Weight of Rider
Skill Level Of Rider