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+.040in. Oversize Cast Piston Rings. Fits 74ci/1200cc Big Twin 1948-1980.

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+.040in. Oversize Cast Piston Rings. Fits 74ci/1200cc Big Twin 1948-1980. — $103
+.040in. Pistons with 8.5:1 Compression Ratio. Fits Big Twin 1941-1979 with 1200cc Engine.
+.040in. Pistons with 8.5:1 Compression Ratio. Fits Big Twin 1941-1979 with 1200cc Engine. — $448
+.050in. Dome Top Pistons with 8.2:1 Compression Ratio. Fits Sportster 1972-1985 with 1000cc Engine.
+.050in. Dome Top Pistons with 8.2:1 Compression Ratio. Fits Sportster 1972-1985 with 1000cc Engine. — $503
+.060in. Pistons with 8.5:1 Compression Ratio. Fits Big Twin 1941-1979 with 1200cc Engine.

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+.060in. Pistons with 8.5:1 Compression Ratio. Fits Big Twin 1941-1979 with 1200cc Engine. — $448
+.070in. Pistons with 8.5:1 Compression Ratio. Fits Big Twin 1941-1979 with 1200cc Engine.
+.070in. Pistons with 8.5:1 Compression Ratio. Fits Big Twin 1941-1979 with 1200cc Engine. — $448
+0.005in. Oversize Cast Piston Rings. Fits Evolution Big Twin 1984-1999 & 1200cc Sportster 1988-2003.
+0.005in. Oversize Cast Piston Rings. Fits Evolution Big Twin 1984-1999 & 1200cc Sportster 1988-2003. — $103
+0.005in. Oversize Piston Rings. Fits Evolution Big Twin 1984-1999 & 1200cc Sportster 1988-2003.
+0.005in. Oversize Piston Rings. Fits Evolution Big Twin 1984-1999 & 1200cc Sportster 1988-2003. — $103
+0.005in. Rocker Arm Shim - Pack of 10. Fits Big Twin 1966-1984.
+0.005in. Rocker Arm Shim - Pack of 10. Fits Big Twin 1966-1984. — $14
+0.007in. Rocker Arm Shim - Pack of 10. Fits Big Twin 1966-1984.

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+0.007in. Rocker Arm Shim - Pack of 10. Fits Big Twin 1966-1984. — $10
+0.010in. Oversize Cast Piston Rings. Fits Evolution Big Twin 1984-1999 & 1200cc Sportster 1988-2003.
+0.010in. Oversize Cast Piston Rings. Fits Evolution Big Twin 1984-1999 & 1200cc Sportster 1988-2003. — $103
+0.010in. Oversize Piston Rings. Fits Evolution Big Twin 1984-1999 & 1200cc Sportster 1988-2003.
+0.010in. Oversize Piston Rings. Fits Evolution Big Twin 1984-1999 & 1200cc Sportster 1988-2003. — $103
+0.010in. Rocker Arm Shim - Pack of 10. Fits Big Twin 1966-1984.

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+0.010in. Rocker Arm Shim - Pack of 10. Fits Big Twin 1966-1984. — $10