Keihin 37.3mm PJ Carburetor ATV Performance Parts & Accessories

Keihin 37.3mm PJ Carburetor

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DRI Keihin 37.3mm Carburetor side

DRI Keihin 37.3mm Carburetor

Part Number: K-37PJ
Price: $299.00
Availability: CALL US!

Note: This is a specialty product and is not currently available for purchase online. Please call Duncan Racing International and a DRI staff member will assist you by collecting the required specifications and placing your order. Thank you.

Product Information:

I>Purchase Options
Part # K-CR37-K Keihin 37.3mm PJ Carburetor Kit with CR Throttle & Cable $329.00

Part # K-37PJ Keihin 37mm PJ Carburetor(only) $299.00

Part # 01-604 Throttle Cable Honda TRX 250R Thumb to 36mm PJ Carburetor $28.50

Part # C-069 Throttle Cable Suzuki LT 250R Thumb to 36mm PJ Carburetor $19.95

The Keihin 37.3mm Carburetor bu DRI is a standard 36mm carb that has been bored and Super Flowed by DRI technisions. 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 $ 45.00

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 sacraficing 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 OOctane-PreMix Brand/Ratio

Elevation

Temperature & Humidity

Type of Riding

Throttle of Choice. Thumb or Twist.

Weight of Rider

Skill Level Of Rider