B Series Fwd Helical Synchro Package Deal

1-4 helical set

Helical final drive 

4.0 or 4.16

Cuff

BF Gears Usa B Series Helical Cut Synchro Set

Heavy duty Input shaft

Extra spline length for twin and triple clutches.

Ratio

2.90-1.92-1.375-1.05

Suggested for under 1000hp

Billet case required*

We require assembly to be checked in a window case. That is a "cut top half case on 4 sides to see thru window, to make sure all lines up and engages fully and smoothly. Simulates a locked in top bearing and fully functioning gear set."

Saves hassle and risk of doing damage putting it in the car blind.