BRP ski-doo MACH Z 1000 SDI, Handbook

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02-2
MMC2005-001_02A.FM
SECTION 02 - 2005 MODELS TECHNICAL DATA
MX Z X 440 RACING
MODEL MX Z X 440 Racing
ENGINE
Engine type 453
Number of cylinders 2
Bore mm (in) 65.0 (2.56)
Stroke mm (in) 65.8 (2.59)
Displacement cm
3
(in
3
) 436.7 (26.6)
Maximum power engine speed [1] ±100 RPM 8400
1
st
/ Semi-trapezoidal
Piston ring type
2 nd —
New mm (in) 0.4 (.0157)
Ring end gap
Wear Limit mm (in) 1.0 (.040)
New mm (in) 0.04 (.0016)
Ring/piston groove clearance
Wear Limit mm (in) 0.2 (.0079)
New mm (in) 0.10 ±0.016 (.0039±0.0006)
Piston/cylinder wall clearance
Wear Limit mm (in) 0.2 (.0079)
New mm (in) 0.39 (.0154)
Connecting rod big end axial play
Wear Limit mm (in) 1.2 (.0472)
Maximum crankshaft end-play [2] mm (in) 0.3 (.0118)
Maximum crankshaft deflection at PTO mm (in) 0.06 (.0024)
Reed Valve P/N 420 924 810
FUEL SYSTEM
Carburetor type PTO/MAG TMX 34-29/(Europe) TMX 34-33
Main jet PTO/MAG 400/(Europe) 350
Needle jet Q-6
Pilot jet 25
Needle identification — clip position 6EN29-61 — 3
Slide cut-away 4.0
Float adjustment ± 1 mm (± .040 in) —
Air screw adjustment ± 1/16 Turn 1.0
Idle speed RPM ± 200 RPM 1600
Gas/oil ratio mixing oil Premix 33: 1 / XP-S Synthetic oil
Vehicle with valid warranty (standard compression insert)
Inside North America (R + M)/2 91 or higher
Gas grade/pump octane number
Outsine North America RON 95
Vehicle without warranty
Gas grade/pump octane number (R + M)/2 108 or higher