.040 Over Bore Piston Kit for Polaris 1990-1993 350 2-Stroke ATV’s 81mm
.040 Over Bore Piston Kit for Polaris 1990-1993 350 2-Stroke ATV’s 81mm
.040 Over Bore Piston Kit for Polaris 1990-1993 350 2-Stroke ATV’s 81mm
Manufactured by
Kit includes piston, rings, pin, clips (you get exactly what is pictured)
Cast piston has super-high silicone content for additional strength
Piston skirts are Molybdenum Teflon coated to minimize resistance/wear and provide extended life
Piston dome is anodized for superior heat resistance and longer lifespan
Kit is for .040 over bore size – 81.00mm
Piston is 80.95mm
Compatible with Polaris models below:
1990 Trail Boss 350L 2×4
1990 Trail Boss 350L 4×4
1991 Trail Boss 350L 2×4
1991 Trail Boss 350L 4×4
1992 Trail Boss 350L 2×4
1992 Trail Boss 350L 4×4
1993 350L 2×4
1993 350L 4×4
1993 350L 6×6
1993 Sportsman 400 4×4
