S&S Cycle 910-0844 129in. Big Bore Kit - Wrinkle Black without Highlighted Fin electrical-starters-starter-motors 2001-2006 Harley Davidson FLSTCI Heritage

2001-2006 Harley Davidson FLSTCI Heritage Softail Classic

2007-2012 Kawasaki KX450F

2017-2020 Honda CRF250L ABS

2015-2017 Honda CRF250X

2015-2018 Polaris Sportsman 1000 XP

S&S Cycle 910-0844 129in. Big Bore Kit - Wrinkle Black without Highlighted Fin electrical-starters-starter-motors 2001-2006 Harley Davidson FLSTCI HeritageThese S&S Big Bore Kits are made to take your 107in. M8 up to 129in. and your 114in. M8 up to 132in. If paired with the S&S Stroker Crank you can take your 114in. up to 136in. 136in. kits must be used with S&S stroker flywheels (P N 503293) to achieve the 136in. displacement. Wrinkle black finish. Available with or without highlighted fins. Original engine serial numbers are retained. MLS (multi layered steel) head gaskets. Retains stock engine