S&S CYCLE 4" Big Bore Bolt-In Sidewinder? Cylinder Kit - 110" - Silver 910-0650 Tires Relocated cam chest oil pick-up

Relocated cam chest oil pick-up increases gear case scavenging and virtually eliminates oil carry-over at sustained high speeds

TC3 Oil Pump

Camshaft Kit - 551C Chain Drive - Twin Cam | Dyna

so stock style air cleaner back plates will bolt up to these engines

S&S teardrop air cleaner assembly

S&S CYCLE 4" Big Bore Bolt-In Sidewinder? Cylinder Kit - 110" - Silver 910-0650 Tires Relocated cam chest oil pick-up4" Big Bore Bolt In Sidewinder? Cylinder Kit 110" Silver Bolt in no machining, balancing or splitting the crankcases; install can be performed with engine still in frame, Cast Ductile Iron Sleeve in cast aluminum for superior heat transfer, 88" engines are boosted to 100", 96" and 103" engines are boosted 110", 10. 5: 1 compression (w stock 85cc heads) makes for a very streetable and dependable engine that also responds well to performance cams,