1997 Ski-Doo Factory Shop Manual Volume Three, Page 97Get this manual
Section 03 ENGINE Sub-Section 08 (CARBURETOR AND FUEL PUMP)
The following illustration shows the part of the carburetor which begins and stops to function at different throttle slide openingsNote that the wider part of symbol corresponds to the opening mostly affectedFor instance, throttle slide cut-away begins to function at closed position but it is most effective at 14 opening and decreases up to 12 openingThrottle slide openings Wide open 34 12 14 18 13,6, 5, 3, 14, 8,
A00C04A
On applicable models, make sure to align tab of carburetor and air intake silencer (if applicable) with notch of adaptor(s)On applicable models, install adaptor with up mark facing up-
CAUTION
The rubber flange must be checked for cracks andor damageAt assembly, the flange must be perfectly matched with the air intake manifold or severe engine damage will occurBeside do not interchange carburetors, the jetting may be different on each sideA red dot is printed on MAG carburetor (blue on PTO side) and on the high tension coil supportMatch the carburetor and the support dotsInstall clamps in way that their tightening bolts are staggered not alignedHook throttle cable into the needle retainer plateNOTE: Do not obstruct hole in throttle slide when installing needle retaining plateThis is important to allow air escaping through and thus allowing quick response1 2