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![KB PERFORMANCE Piston Kit - 3.875" +0.005" - 9.3:1 CR - 95" Twin Cam Big Bore [KB348005]](https://cdn11.bigcommerce.com/s-2wrnp2lk/images/stencil/500x659/products/130940/140873/parts-DS751282__15966.1787117057.jpg?c=2 "KB PERFORMANCE Piston Kit - 3.875\" +0.005\" - 9.3:1 CR - 95\" Twin Cam Big Bore [KB348005]")
KB PERFORMANCE Piston Kit - 3.875" +0.005" - 9.3:1 CR - 95" Twin Cam Big Bore [KB348005]
MSRP: $295.95$255.07Add to Cart The item has been added -
![KB PERFORMANCE Piston Kit - 3.875" +0.005" - 10.5:1 CR - 95" Twin Cam Big Bore [KB411005]](https://cdn11.bigcommerce.com/s-2wrnp2lk/images/stencil/500x659/products/130939/140874/parts-DS751287__67510.1787117057.jpg?c=2 "KB PERFORMANCE Piston Kit - 3.875\" +0.005\" - 10.5:1 CR - 95\" Twin Cam Big Bore [KB411005]")
KB PERFORMANCE Piston Kit - 3.875" +0.005" - 10.5:1 CR - 95" Twin Cam Big Bore [KB411005]
MSRP: $307.95$264.96Add to Cart The item has been added -
![KB PERFORMANCE Piston Kit - 3.875" Standard - 10.5:1 CR - 95" Twin Cam Big Bore [KB411STD]](https://cdn11.bigcommerce.com/s-2wrnp2lk/images/stencil/500x659/products/130938/140875/parts-DS751286__12959.1787117057.jpg?c=2 "KB PERFORMANCE Piston Kit - 3.875\" Standard - 10.5:1 CR - 95\" Twin Cam Big Bore [KB411STD]")
KB PERFORMANCE Piston Kit - 3.875" Standard - 10.5:1 CR - 95" Twin Cam Big Bore [KB411STD]
MSRP: $307.95$264.96Add to Cart The item has been added -
![KB PERFORMANCE Piston Kit - 3.875" Standard - 9.3:1 CR - 95" Twin Cam Big Bore [KB348STD]](https://cdn11.bigcommerce.com/s-2wrnp2lk/images/stencil/500x659/products/130937/140872/parts-DS751281__75224.1787117057.jpg?c=2 "KB PERFORMANCE Piston Kit - 3.875\" Standard - 9.3:1 CR - 95\" Twin Cam Big Bore [KB348STD]")
KB PERFORMANCE Piston Kit - 3.875" Standard - 9.3:1 CR - 95" Twin Cam Big Bore [KB348STD]
MSRP: $295.95$255.07Add to Cart The item has been added -
![KB PERFORMANCE Piston Kit - 3.498" +0.030" - 9.6:1 CR - 80" Evolution Big Twin [KB305030]](https://cdn11.bigcommerce.com/s-2wrnp2lk/images/stencil/500x659/products/130936/140871/parts-DS751269__33902.1787117056.jpg?c=2 "KB PERFORMANCE Piston Kit - 3.498\" +0.030\" - 9.6:1 CR - 80\" Evolution Big Twin [KB305030]")
KB PERFORMANCE Piston Kit - 3.498" +0.030" - 9.6:1 CR - 80" Evolution Big Twin [KB305030]
MSRP: $246.95$215.40Add to Cart The item has been added -
![KB PERFORMANCE Piston Kit - 3.498" +0.020" - 9.6:1 CR - 80" Evolution Big Twin [KB305020]](https://cdn11.bigcommerce.com/s-2wrnp2lk/images/stencil/500x659/products/130935/140869/parts-DS751268__26437.1787117048.jpg?c=2 "KB PERFORMANCE Piston Kit - 3.498\" +0.020\" - 9.6:1 CR - 80\" Evolution Big Twin [KB305020]")
KB PERFORMANCE Piston Kit - 3.498" +0.020" - 9.6:1 CR - 80" Evolution Big Twin [KB305020]
MSRP: $246.95$215.40Add to Cart The item has been added -
![KB PERFORMANCE Piston Kit - 3.498" +0.010" - 9.6:1 CR - 80" Evolution Big Twin [KB305010]](https://cdn11.bigcommerce.com/s-2wrnp2lk/images/stencil/500x659/products/130934/140870/parts-DS751267__82804.1787117048.jpg?c=2 "KB PERFORMANCE Piston Kit - 3.498\" +0.010\" - 9.6:1 CR - 80\" Evolution Big Twin [KB305010]")
KB PERFORMANCE Piston Kit - 3.498" +0.010" - 9.6:1 CR - 80" Evolution Big Twin [KB305010]
MSRP: $246.95$215.40Add to Cart The item has been added -
![KB PERFORMANCE Piston Kit - 3.498" Standard - 9.6:1 CR - 80" Evolution Big Twin [KB305STD]](https://cdn11.bigcommerce.com/s-2wrnp2lk/images/stencil/500x659/products/130933/140868/parts-DS751265__14029.1787117047.jpg?c=2 "KB PERFORMANCE Piston Kit - 3.498\" Standard - 9.6:1 CR - 80\" Evolution Big Twin [KB305STD]")
KB PERFORMANCE Piston Kit - 3.498" Standard - 9.6:1 CR - 80" Evolution Big Twin [KB305STD]
MSRP: $246.95$215.40Add to Cart The item has been added -
![KB PERFORMANCE Piston Kit - 3.498" +0.005" - 9.6:1 CR - 80" Evolution Big Twin [KB305005]](https://cdn11.bigcommerce.com/s-2wrnp2lk/images/stencil/500x659/products/130932/140867/parts-DS751266__45562.1787117047.jpg?c=2 "KB PERFORMANCE Piston Kit - 3.498\" +0.005\" - 9.6:1 CR - 80\" Evolution Big Twin [KB305005]")
KB PERFORMANCE Piston Kit - 3.498" +0.005" - 9.6:1 CR - 80" Evolution Big Twin [KB305005]
MSRP: $246.95$215.40Add to Cart The item has been added -
![KB PERFORMANCE Piston Kit - 3.498" +0.005" - 10.0:1 CR - XL883 to 1200 Conversion [KB272005]](https://cdn11.bigcommerce.com/s-2wrnp2lk/images/stencil/500x659/products/130931/140866/parts-DS751264__98525.1787117047.jpg?c=2 "KB PERFORMANCE Piston Kit - 3.498\" +0.005\" - 10.0:1 CR - XL883 to 1200 Conversion [KB272005]")
KB PERFORMANCE Piston Kit - 3.498" +0.005" - 10.0:1 CR - XL883 to 1200 Conversion [KB272005]
MSRP: $234.43$205.97Add to Cart The item has been added -
![KB PERFORMANCE Piston Kit - 3.498" +0.040" - 8.3:1 CR - 4.250" Stroke - 80" Big Twin [KB297040]](https://cdn11.bigcommerce.com/s-2wrnp2lk/images/stencil/500x659/products/130930/140865/parts-DS751263__15514.1787117047.jpg?c=2 "KB PERFORMANCE Piston Kit - 3.498\" +0.040\" - 8.3:1 CR - 4.250\" Stroke - 80\" Big Twin [KB297040]")
KB PERFORMANCE Piston Kit - 3.498" +0.040" - 8.3:1 CR - 4.250" Stroke - 80" Big Twin [KB297040]
MSRP: $246.95$215.40Add to Cart The item has been added -
![KB PERFORMANCE Piston Kit - 3.498" +0.020" - 8.3:1 CR - 4.250" Stroke - 80" Big Twin [KB297020]](https://cdn11.bigcommerce.com/s-2wrnp2lk/images/stencil/500x659/products/130929/140864/parts-DS751261__53327.1787117038.jpg?c=2 "KB PERFORMANCE Piston Kit - 3.498\" +0.020\" - 8.3:1 CR - 4.250\" Stroke - 80\" Big Twin [KB297020]")
KB PERFORMANCE Piston Kit - 3.498" +0.020" - 8.3:1 CR - 4.250" Stroke - 80" Big Twin [KB297020]
MSRP: $246.95$215.40Add to Cart The item has been added
KB PERFORMANCE
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