FOR HARLEY DAVIDSON SPORTSTER ENGINES
Revolution Performance offers two different type of big bore kits for the Sportster engine. Bolt-on big bore kits and monster big bore kits. Bolt-on big bore kits are exactly that, a bolt-on application for your Sportster engine. No case boring or additional modifications/upgrades needed. However, additional modifications/upgrades will help make this bolt-on big bore kit a complete package. Monster big bore kits require modifications/upgrades to your engine that include: case boring, crankshaft balancing and CNC cylinder head upgrades.
Available Sportster Big Bore Kits
CUBIC INCH | COLORS | COMP. RATIO | PRICE |
---|---|---|---|
1250cc Bolt-On | Black Highlight, Black, Natural | 10.5:1 Dome | $1343.95 |
90" Monster | Black Highlight, Black, Natural | 10.5:1 Flat-Top | $1343.95 |
NOTE:Compression ratio is dependent on the cylinder heads combustion chamber volume
For more information or to order big bore kits, please contact us direct at: 1-866-892-2109
Price subject to change without notice