Ski-Doo REV Series Shop Manual

Section04ENGINE
Subsection 01 (593, 593 HO, 593 HO SDI AND 793 HO ENGINE TYPES)
TUNED PIPE
Identification
Each tuned pipe is identified by a number. To
use the proper tuned pipe with the proper vehi-
cle, check the number on the welded clamp at the
end of tuned pipe. This number depicts the 6 last
numbers of Bombardier part number.
A33C2LA
TYPICAL
Removal
Open hood and right side panel.
Remove:
– all exhaust springs no. 1
– tuned pipe no. 2
– both exhaust gasket no. 3 and no. 4.
Inspection
Check:
– tuned pipe shield for damages
– tuned pipe ends for cracks or damages.
Installation
Install doughnut shaped exhaust gasket no. 3 with
both of its notches aligned with Y-manifold protru-
sions.
If the gaskets are damaged, replace them.
NOTE: No RTV sealant required on doughnut
shaped exhaust gaskets.
Install all exhaust springs.
MANIFOLD
Removal
Remove:
– tuned pipe no. 2
– doughnut shaped exhaust gasket no. 3
– manifold screws no. 5
– manifold no. 6
– gaskets no. 7.
Inspection
Check if the manifold is cracked or damaged. Re-
place if necessary.
Installation
Install the manifold with new gaskets.
Torque manifold screws no. 5.
ENGINE TYPES TORQUE
593 22 N•m(16lbf•ft)
593 HO, 593 SDI and 793 HO
10 N•m(89lbf•in)
Install tuned pipe.
MUFFLER
Identification
Each muffler is identified by a number. To use
the proper muffler with the proper vehicle, check
the number on the welded clamp at the end of
muffler. This number depicts the 6 last numbers
of Bombardier part number.
78 mmr2004-Rev

Ski-Doo REV Series Specifications

General

Chassis	REV
Track Width	15 in
Fuel Capacity	10.6 gal
Seating Capacity	1
Reverse	Available on most models
Electric Start	Available on most models