This twin-carb kit is designed for the HS4 front and centre carburettors on Austin Healey triple-carb models. It provides every gasket, seal, jet and needle component required to overhaul both carbs in one go, helping retain smooth fuel metering and consistent throttle response across all three chokes.
Kit Contents
- Inlet manifold gaskets
- Float bowl gaskets
- Throttle body base gaskets
- Pump diaphragm springs
- Feed/return hose assemblies
- Metering jet seats
- Metering jets
- Needle valve assemblies
- Throttle spindle bushes
- Throttle spindle O-rings
- Star-lock washers
- Roll pins
- Spring clips
- Assorted washers
- Assorted seals
Key Benefits
- Restores accurate air-fuel balance for improved drivability
- Pre-matched parts cut rebuild time
- Single-kit coverage for both front and centre carbs
- Durable materials suited to classic Healey maintenance
- Helps maintain smooth acceleration under varying load
This is a list of alternate part numbers you can use to cross-reference for your Austin Healey
APP # BN7-BT7 (TRI-CARB)
AH # FUL156SF
OE # na
ALT #
Quantity per vehicle = 1
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