compare stock 2010 F/M/Xfire 800 with added 100cc bigger bore D&D kit on pump gas.
D&D 901 big bore twin installed on 2010 Xfire 800
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One Stop Performance Apex the third member of the DTR 500 HP club
world record ET/ MPH dragracer requires world record HP. we help OSP tune for even more.
Dyno Calibration
DYNOTECH SF901 TORQUE CALIBRATION PROCEDURE Our SuperFlow 901 engine dyno absorption unit has a capacity of 1,000 HP at up to 10,000 RPM. To enable us to properly test relatively small engines it’s been helpful for engine control, ease of operation, and...