MCS-902626 - Works with single and dual fire ignition set-ups. Features 14 advance curves from stock to extreme and an adjustable rev. limiter. VOES imput option and tachometer output. Front cylinder static timing with a L.E.D. light for easy set-up. Note: The diffe

Fitment:
70-99 B.T. (excl. Twin Cam; excl. injection); 71-03 XL (NU)