thunder heart performance have joined forces to develop the thundermax efi ... system meaning it relies on rpm and throttle position only it does not use data from ... block resulting in poor performance for this type of system to work properly it ... 1,984 points simply put regardless of throttle position and engine rpm there is a ... and efficiently · replacement system for oem system on harley davidsons · bolts ... torque and fuel economy · increased throttle response · improved driveability · ... idle and rpm limit · includes software for easy fine tuning · increase horsepower ... ecm with auto-tune closed loop system for 2007 to 2008 xl sportster® models ... 899.99 note not legal for sale or use in california on any ... but an entire engine management system for any v-twin engine kit includes ...
dynojet tuner kits for keihin `cv carburetors eliminates flat ... 88® models $85.99 15802 fits evolution® sportster® and big twin models from 1996 to ... .99 dynojet stage 7 `thunderslide kits for `cv carburetors · designed for 80 ... and include a taller carburetor top for more slide movement · made to optimize ... jetting for a given tuning specification or racing ... how the slide moves with respect to throttle position the faster the slide opens the ... quicker the throttle response · kits include thunderslide ... top and all other necessary components for cv carbs · each dynojet jet kit ... slide designed to deliver instantaneous throttle response precision control and ... thru 1999 $139.99 15801 fits sportster® models from 1989 thru 1999 except ... $139.99 15781 fits sportster® xl1200s sport models from 1998 thru ...