BOLD MAGENTA part numbers are new for 2027 ENGINE PARTS-UNLIMITED.COM SNOW | 2027 ENGINE 503 FITS MODEL PART # POLARIS 800 CFI/HO 10-12 0910-5722 FITS MODEL PART # POLARIS (CONT) 800 CFI/HO 13-20 0910-5303 DURABILITY PISTON KITS •Custom-designed taller pistons have less piston slap •Rings have been spaced apart for better cooling • Pistons have 0.020” wrist pin offset to take load off the intake side •Forged pistons are more durable and collapse less than factory pistons •Friction-resistant coated pistons •Lubrication holes in the skirt of the piston designed to lengthen piston skirt life •Gains 6 to 7 hp and even more for motors down on compression •A must-have for motors with over 1,500 miles on stock pistons •Smoother running motor •No EFI controller required • Includes pistons, rings, circlips, wristpins, cylinder bolts, cylinder spacer, longer alignment pins and two base gaskets FITS MODEL DESCRIPTION HP INCREASE PART # POLARIS Matryx 9R 23-24 Low altitude (0’ - 6,000’) 8 - 9 mid range hp 0930-0245 High altitude (6,000’ - 12,000’) w/ single outlet thermostat housing 8 - 9 mid range hp 0930-0244 BILLET HEAD KITS •Increase cooling capacity for lower running temps which helps maintain peak power • High altitude for 6,000’ to 12,000’ or low altitude for 0’ to 6,000’ available FITS MODEL PART # 800R (0 to 6,000’) 08-16 0930-0052 BILLET HEAD FOR SKI-DOO •A 4 to 5 hp increase on all heads •Billet heads provide three times the cooling over stock •Receive increased fuel and mph efficiency from the newly improved combustion chamber •Feature a black anodized finish for corrosion resistance and require no jetting changes •All inserts and O-rings are included 0910-5303 0930-0244
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