O.S. Carburetor #21JS 7mm Insert Speed 21 V-Spec II

Tower Stock# LXWLC5  •  Manufacturer Stock# 23818080
O.S. Carburetor #21JS 7mm Insert Speed 21 V-Spec II (large view)
Notes from our tech department:
This is the 21JS Slide Valve Carb for the
O.S. Engines 21VZ-B V-Spec II World Edition


Slide Valve mechanism is housed inside of a rubber boot to protect
it from dirt
Ball end throttle arm connection reduces play in throttle linkage
Adjustable - Mixture, idle mixture, and throttle stop
Cast aluminum carb body


One 21JS Slide Valve Carb with 7mm Reducer
One O-Ring
One Washer


Ball Link To Operate Slide Valve With Servo


OD carb to engine mounting sleeve - 15mm (0.59")
OD carb to air cleaner mounting sleeve - 14.5mm (0.57") with
16mm (0.63") lip
Carb throat bore - 7mm (0.28")
Carburetor height - 54mm (2.13") including needle valve
Carburetor width: 54.5mm (2.15")

cnh 3/2/09

Parts Compatibility
Manufacturer Mailing Address
Additional Manufacturer Contact Info