FX8 Top End Kit Tech Notes
2003-2004 F7/FX8--Standard(old) drive system
Results are using Stock Pipe.
*152 hp at 8000 rpm.
Will come in at 7800 rpm and build to 8000 rpm--116-118 mph on
good going. Will whoop a stock F7 by 8-10 lengths and keep
pulling away.
2005-2006 F7/ FX8--Diamond Drive
Clutching
2006 Crossfire 700/Crossfire FX8
Clutching
2005-2006 F7/FX8
Clutching
Clutching
70-2074 74 Gram Black Magic Super Shifter weight
70-1125 Black Magic Black/Purple Drive spring
70-1331 Black Magic Black/red Driven spring
75-BM40 Black Magic BM40 Helix
TFI settings:
Green--.728 v
Red-----1.029 v
Yellow--.763
Cross over---4.99
Stock gearing.
Results are using
Stock pipe.
*120 mph in ditch--152 hp at 8000 rpm.
71-2078 78 Gram Black Magic Super Shifter weight
70-1125 Black Magic Black/purple Drive spring
200-024 Maroon Driven spring
75-BM50DD BM50DD Helix
TFI Settings:
Green---2:00
Red---2:00
Yellow---1:00
Cross over---8:30
3/8" preload on Driven spring-adjust as needed.
Stock belt.
Results are using
Stock pipe.
*Will run 110-112
mph on a rather poor trail. Need to back off the front arm
spring to get some ski pressure--too much front arm, cannot steer
under power.
Stock Crossfire 700 would only run 102-103 mph on this stuff.
Works well, but a slow condition here.
71-2078 78 gram BM weight
70-1125 Black/Purple Drive spring
200-024 Maroon Driven spring
75-BM51DD BM51DD helix
TFI Settings:
Green---2:30
Red----3:00
Yellow---Off
Cross over---8:30
Results are using Black Magic Super Single FX8 Pipe.
*Will run 123-124 mph in the ditch---very nice going. 158-159 hp
at 8000 rpm. Pulls like a horse!!!!!
71-2079 79 Gram BM weight
70-1125 Black/Purple Drive spring
200-024 Maroon Driven spring
75-BM50DD BM50DD Helix
TFI Settings:
Green---2:00
Red---2:30
Yellow---1:00
Cross over---8:30
