Ultima is setting the standard in Starter performance and value with the new Heavy Duty series Thunder Fire® starters for 1989 thru 2005 model Big Twins. These Starters are built with all new tooling and all parts are new, not re-manufactured like some of our competitors. We have made improvements to the key components in these starters to insure long life and exceptional performance.

• Made for Big Inch engines
• Heavier Clutch Gears
• Fits some stock applications on Big Twins where 7/8" longer body is not a problem
• Fits FLT when used with 89-14 oil filter spacer
• Includes manual push button cap on solenoid
• Requires a 300 amp Battery and good cables for best results
• Each Starter is individually tested with data sheet included