New to Powersport Superstore? Try our Year-Make-Model search and find the right parts for your ride by clicking "My Garage" on the upper-right! ➡

Collection:

spi

2706 products
Price
  • -
Show all Price
Vehicle Fitment Combos Show all Vehicle Fitment Combos
37% Off
Regular price $57.18
Sale price $57.18
Regular price $90.95
Unit price
per 
Machined smooth heads. MOS 2 Coating:. Draws heat through piston walls and out the bottom. Reduces heat and friction, for added power and longevity. Helps eliminate cold seizures, and increases dur...
12% Off
Regular price $17.08
Sale price $17.08
Regular price $19.50
Unit price
per 
Ring Sets by Sports Parts.Vehicle Fitment:1980-1982 Moto-Ski Futura L/C 1980-1982 Moto-Ski Mirage I 1990 Ski-Doo Alpine 508 1991 Ski-Doo Alpine II 1993-1995 Ski-Doo Alpine II 1979-1981 Ski-Doo Bliz...
9% Off
Regular price $17.31
Sale price $17.31
Regular price $18.95
Unit price
per 
Ring Sets by Sports Parts.Vehicle Fitment:1990 Ski-Doo Alpine 508 1991 Ski-Doo Alpine II 1993-1995 Ski-Doo Alpine II 1979-1981 Ski-Doo Blizzard 7500 Plus 1980-1984 Ski-Doo Citation 3500 1985-1988 S...
Regular price $8.72
Sale price $8.72
Regular price
Unit price
per 
OEM Style Wrist Pin.Vehicle Fitment:1980-1982 Moto-Ski Futura L/C 1982 Moto-Ski Ultra Sonic
21% Off
Regular price $41.10
Sale price $41.10
Regular price $51.95
Unit price
per 
Engineered to provide the best possible path for combustion chamber heat transfer to the cylinder walls. All pistons, rings, pins and circlips are manufactured to OEM specifications. All individual...
19% Off
Regular price $14.46
Sale price $14.46
Regular price $17.95
Unit price
per 
Ring Sets by Sports Parts.Vehicle Fitment:1973-1979 Ski-Doo Elan 250
28% Off
Regular price $41.85
Sale price $41.85
Regular price $57.95
Unit price
per 
Replaces OEM: 420-9934-00 Includes: 1 piston, 1 ring set, 1 wrist pin and 1 circlip set. Engineered to provide the best possible path for combustion chamber heat transfer to the cylinder walls. Al...
15% Off
Regular price $17.86
Sale price $17.86
Regular price $20.95
Unit price
per 
Replaces Ring Set O.E.M.No.:420-2151-05/90. Ring Sets by Sports Parts.Vehicle Fitment:1973-1979 Ski-Doo Elan 250 1974-1979 Ski-Doo Elan 250 Deluxe 1973-1974 Ski-Doo Elan 250E 1973-1974 Ski-Doo Ela...
28% Off
Regular price $42.44
Sale price $42.44
Regular price $58.95
Unit price
per 
Engineered to provide the best possible path for combustion chamber heat transfer to the cylinder walls. All pistons, rings, pins and circlips are manufactured to OEM specifications. All individual...
Regular price $8.72
Sale price $8.72
Regular price
Unit price
per 
OEM Style Wrist Pin.Vehicle Fitment:1976 Moto-Ski Nuvik 340
31% Off
Regular price $51.31
Sale price $51.31
Regular price $73.95
Unit price
per 
Machined smooth heads. MOS 2 Coating:. Draws heat through piston walls and out the bottom. Reduces heat and friction, for added power and longevity. Helps eliminate cold seizures, and increases dur...
37% Off
Regular price $51.31
Sale price $51.31
Regular price $81.95
Unit price
per 
Machined smooth heads. MOS 2 Coating:. Draws heat through piston walls and out the bottom. Reduces heat and friction, for added power and longevity. Helps eliminate cold seizures, and increases dur...
9% Off
Regular price $17.31
Sale price $17.31
Regular price $18.95
Unit price
per 
Ring Sets by Sports Parts.Vehicle Fitment:1980-1983 Ski-Doo Citation 4500 1995-1998 Ski-Doo Formula S 2002-2003 Ski-Doo Grand Touring 380 Fan 2005-2006 Ski-Doo GSX 380 Fan 2005-2006 Ski-Doo GTX 380...
12% Off
Regular price $15.73
Sale price $15.73
Regular price $17.95
Unit price
per 
Ring Sets by Sports Parts.Vehicle Fitment:1980-1982 Moto-Ski Mirage I 1980-1983 Moto-Ski Mirage II 1980-1983 Moto-Ski Mirage IIE 1985 Moto-Ski Mirage III
32% Off
Regular price $68.41
Sale price $68.41
Regular price $100.95
Unit price
per 
Engineered to provide the best possible path for combustion chamber heat transfer to the cylinder walls. All pistons, rings, pins and circlips are manufactured to OEM specifications. All individual...
35% Off
Regular price $65.98
Sale price $65.98
Regular price $100.95
Unit price
per 
Engineered to provide the best possible path for combustion chamber heat transfer to the cylinder walls. All pistons, rings, pins and circlips are manufactured to OEM specifications. All individual...
7% Off
Regular price $14.86
Sale price $14.86
Regular price $15.95
Unit price
per 
Ring Sets by Sports Parts.Vehicle Fitment:1997-1998 Ski-Doo MX Z 440 Fan 1988-1991 Ski-Doo Nordik 50 1984-1985 Ski-Doo Safari 447 1990-1991 Ski-Doo Safari LX 1990-1991 Ski-Doo Safari LXE 1997-1998 ...
11% Off
Regular price $20.33
Sale price $20.33
Regular price $22.95
Unit price
per 
Ring Sets by Sports Parts.Vehicle Fitment:1997-1998 Ski-Doo MX Z 440 Fan 1988-1991 Ski-Doo Nordik 50 1984-1985 Ski-Doo Safari 447 1990-1991 Ski-Doo Safari LX 1990-1991 Ski-Doo Safari LXE 1997-1998 ...

Your Garage

Add a Vehicle