Engine 100 CI Unassembled Long Block Polished Finish For Harley
USA built high performance engine priced to be the best value of any engines now on the market
Completely new designed set of castings emphasizing performance, reliability and value
All of the castings in this engine are poured in US foundries and are basded on all-new CAD designs cast from C355 aluminum, a common US military alloy known for its stabillity over multiple heat cycles
Machined on state-of-the-art CNC equipment for guaranteed dimensional accuracy and repeatability
Dynamically balanced using proprietary methods to provide the smoothest running engines on the market and now with our new high flow cylinder heads this engine can now boast the most powerful engines on the market as well
Bore: 3.875"
Stroke 4.25"
Piston: Forged
Compression 9.6:1
Rated Power 110 RW HP
110 Lb. Ft. Torque
Camshaft: 240 duration .625" lift
Valve Spring: Ultima
Chrome nose cone/rocker boxes, billet oil pump, chrome tappet blocks
Made in USA cast-in steel inserts guaranteed not to move
Large bore breather for increased crank case vacuum and less blow by
1/2" alignment dowels for true line bore
Counterbored stainless allen head case bolts
Styling and cosmetic machining for a custom look
Crankshaft is forged 4140 steel
Lightweight high-performance H-beam rods
Jims Machining shafts and pins
C355 casting on cylinder
Cast-in heavy wall liners will not move
Liners are cast inductile iron for high durabillity
All fins are machined for an excellent cosmetic appearance
C355-T6 casting on cylinder head
Twin cam styling
30% more fin area than Evolution style heads for cooler running
2.100 stainless intake valves
1.700 stainless exhaust valves
Manganese bronze guides
High silicon wire valve spring with chromoly retainer