SPI Piston Kits For POLARIS INDY 500 L/C, CLASSIC 1989-1998 73.00MM Big Bore

Description:

• This bore is 1MM bigger than stock

• Engineered to provide the best possible path for combustion chamber heat transfer to the cylinder walls
• All of our pistons, rings. pins and circlips are manufactured to OEM specifications
• All individual components are interchangeable with original parts
• Piston weight is comparable with original piston

WE ARE PROUD TO BRING YOU THE NEXT STEP IN THE EVOLUTION OF PERFORMANCE POWERSPORTS PISTONS. OUR NEWEST LINE IS MADE FROM A SPACE-AGE ALUMINUM ALLOY WHICH MAINTAINS IT'S HIGH TENSILE STRENGTH UP TO 700°F ( 380°C), 50% HIGHER THAN A CONVENTIONAL CAST PISTON. THIS HIGH TEMPERATURE RESISTANCE SIGNIFICANTLY IMPROVES FATIGUE STRENGTH AND IMPACT TOUGHNESS, WHICH MEANS THAT WE WILL KEEP YOU RIDING LONGER AND HARDER THAN THE COMPETITION.

A machined smooth piston crown should reflect combustion heat while reducing carbon buildup and protecting the top of the piston. Some tests have shown that a machined smooth head can in crease HP and fuel economy by up to 6%.

Brand: SPI
Part Number: 09-712-04

Fitment:

• 1998 POLARIS 500
• 1998 POLARIS 488 TRAIL RMK
• 1995-1996 POLARIS 500 CARB
• 1996 POLARIS 500 CARB RMK
• 1992-1998 POLARIS 500 EFI (ALL OPTIONS)
• 1989-1998 POLARIS INDY 500 L/C, CLASSIC
• 1990-1998 POLARIS INDY 500, SKS, SP (EXCEPT 500 SKS 1997)
• 1993-1994 POLARIS INDY CLASSIC TOURING
• 1998,2001 POLARIS INDY CLASSIC TOURING
• 1988-1996 POLARIS INDY TRAIL DELUXE
• 1986 POLARIS INDY TRAIL F/C
• 1994-1999 POLARIS INDY TRAIL, TOURING
• 1987-1988 POLARIS SPORT, EURO
• 1997-1998 POLARIS SUPER SPORT
• 1997-1998 POLARIS SUPER SPORT
• 1991-1994 POLARIS SUPERTRAC
• 1988-1998 POLARIS TRAIL EURO, DLX, SKS, TOURING

Note: Image is for reference only, actual product may vary slightly.