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* Fits FXRS-CONV FXR Sport Convertible 1987-1994
2015 CVO™ Road Glide Ultra (FLTRUSE) and 2019-2022 Electra Glide Standard (FLHT)
* Use the Stock Twin Cam 88ci
* These feature 1-3/4" head pipes & mufflers
Daytona 650 2004-2005
117ci Big Bore Kit - Black. Fits Twin Cam 2007-2017 RR Shocks - Softail Chrome * Fits FXRS-CONV FXR Sport* 117" Standard Compression Flat Top Pistons * Note: Crankcases must be bored to accept the larger 4 1 8" bore cylinders * Compression Ratios: 85cc Stock Heads = 10. 9: 1 89cc S&S Heads = 10. 5: 1 91cc S&S Heads = 10. 3: 1 95cc SE Heads = 10. 0: 1 * This big bore cylinder and piston kit contains S&S 4 1 8" bore cylinders and forged flat topped pistons, rings, wrist pins, head and base gaskets. The cylinders are machined with the stock bolt pattern and