Stage I + Cam, Big Bore Cylinders, Pistons, Cylinder Heads & Throttle Body “I ride hard and want the absolute best performance upgrade available. Try to keep up…I dare you!” STAGE IV The final touch – CNC Ported Heads & Throttle Body ...
Explore Revolution Performance for Harley Davidson, Indian and Victory products and services. Unlock power and performance with our aluminum NSC big bore kits.
Engraved CNC-ported cylinder heads with CNC-machined chambers and 1mm larger valves SE8-517 high-lift cam, forged 10:7 high-compression pistons, high-performance cam bearing and high-performance tappets Patent-protected 4.31" steel sleeve cylinders & 4.625” flywheel (Bore x Stroke) 68mm throttle...
sound and feel that is classic Harley-Davidson. Dual counter-balancers reduce primary vibration at idle for improved rider comfort. Four valve cylinder heads provide ample airflow while advanced cylinder head design, dual knock sensors, and precision cooling allow a 10.0:1 compression ratio for str...
Four valve cylinder heads (two exhaust and two intake valves per head, eight total); increased airflow through the engine contributes to power output. Dual spark plugs for more complete combustion of the air/fuel charge and maximized power and efficiency. ...
Aikawa warmed over the powertrain with a set of billet aluminum cylinder heads from Speed and Science, a Keihin FCR41 downdraft twin carburetor with velocity stacks and an Ultima 2” belt drive. Adding to the vintage appeal is a handshifter of Aikawa’s own design, made from connecting rods...
Cylinder heads coated in black Engine covers painted black Vance & Hines Exhaust DLC coated fork tubes Rebuffini Gabelbrcke Flyers Bar LED indicators front and rear Motogatchet speedometer in the handlebar clamp Stretched fuel tank with pop up gas cap ...
The Milwaukee-Eight 107 V-Twin engine delivers inspiring performance and the look, sound and feel that is classic Harley-Davidson. Dual counter-balancers reduce primary vibration at idle for improved rider comfort. Four valve cylinder heads provide ample airflow while advanced cylinder head design,...
Harley-Davidson have unveiled the complete range of new touring models which now feature the company’s most-powerful engine yet – the new Milwaukee-Eight V-twin. The Milwaukee-Eight is, slightly confusingly, the ninth large-capacity two-cylinder engine in the history of the company, and is...
Feuling Parts store specializes in precision aftermarket Harley-Davidson parts and engine performance. Feuling Beehive and Reaper products sold exclusively on FeulingParts.com