HONDA K SERIES STRAIGHT CUT SYNCHRO GEARS 1-4 & CUFF & FINAL DRIVE V2

Honda k series straight cut replacement aftermarket gears for turbo street cars

Set for gears 1-4

Ratio 2.6 1st 1.6 2nd 1.2 3rd 0.9 4th

Final straight cut 

MUST CLEARANCE REVERSE ACTUATOR AND REVERSE FORK TO CLEAR NEW BIGGER GEARS.

MUST CLEARANCE SPEED SENSOR WITH WASHER FOR TRANSMISSION CASING USING SENSOR IN FRONT NOT ON DIFFERENTIAL. BIGGER GEARS CAN HIT MAGNET WITHOUT PROPER CLEARANCE

4.0 countershaft teeth are big, bearing plate will need trimmed.

Need use triple cone synchros 1-2

Need use dual cone synchros 3-4 6spd

Need use 6spd hub&slider 3-4 (will not operate with 5spd)

Need use civic si countershaft bearing 4.7

V1 FD 600HP

V2 FD 750HP

Cuff option

Cuff 5th gear and delete 6th gear. To make it a 4spd only. 1-4 gears. With Spacer for 5-6 fork to sit on..

or

cuff 5th gear and use the oem 6th gear

(will require 6spd forks, and selector cage interlock if using a 5spd transmission or convert 5spd selector to 6 spd) 3-4 6spd fork, reverse fork that slides on 3-4, 5-6 6spd fork and in the selector interlock cage for 6spd, as this has longer slot to reach reverse. Will not operate with 5spd forks and selector interlock cage.

or

cuff 6th gear and use 5th gear

*(will require 6spd forks, and selector cage if using a 5spd transmission or convert 5spd selector to 6 spd) 3-4 6spd fork, reverse fork that slides on 3-4, 5-6 6spd fork and in the selector interlock cage for 6spd, as this has longer slot to reach reverse. Will not operate with 5spd forks and selector interlock cage.

Direct fitment gearset for street cars. Increasing strength at the most affordable price point on the market. The straight cut gears reduce drivetrain power loss.

With much bigger teeth, stronger forged metal that is heat and cryo treated and shot peened, these gearsets are strong and work great on the street cars with todays technology.