HV3 Piston & Suction Chamber Assembly — Front Keyway | ABF979

Genuine SU Piston & Suction Chamber Assembly for HV3 carburettors — Part Number: ABF979.

A complete piston and suction chamber assembly — the core of the SU variable choke carburettor. When the original suction chamber or piston is worn, cracked, or damaged, engine performance deteriorates significantly. This genuine replacement restores original carburettor function.

Specification:

• Keyway type: Front keyway
• Metering needle type: Bias metering needles
• Dustproof type: Non-Dustproof (vented cap required)
• Needle locking screw: AUC 2057

Suitable for: Vehicles fitted with the SU HV3 carburettor.

Genuine SU manufacture — made in the UK to original specification.