2004 Ski-Doo REV Series Factory Service Manual, Page 388Get this manual
Section 11 TECHNICAL DATA Subsection 02 (ENGINES)
Summit 800 HO Highmark, Summit 800 HO Highmark and Summit 800 HO Highmark Xtrem
Country Engine Type ENGINE
Number of cylinder Bore Stroke Displacement Compression ratio Maximum power engine speed (1) Piston ring type 1st 2nd New Wear limit New Wear limit New Wear limit
Summit 800 HO Highmark CANU.SHighmark CANU.S793 HO Highmark Xtreme CANU.S
2 Standard mm (in) mm (in) cm3 (in 3) 82 (3.228) 75.70 (2.980) 799.20 (48.770) 13.25 0.25 7850 100 RPM Semi-trapezoidal mm (in) mm (in) mm (in) mm (in) mm (in) mm (in) mm (in) mm (in) mm (in) mm (in) 0.40 to 0.55 (.016 to .022) 1.0 (.039) 0.05 to 0.10 (.0020 to .0039) 0.20 (.0079) 0.125 0.013 (.0049 .0005) 0.20 (.0079) 0.3 (.012) 0.06 (.0024) 0.310 to 0.677 (.0122 to .0267) 1.2 (.0472)