HS4 Repair Kit with Metering Needle | RPK249 | SU Specialists
Needle Specification
Please add your needle code into the notes field below. Unsure which needle you need? Contact us and we'll advise.
Not sure which needle you need? View our needle guide →
A repair kit for a pair of SU HS4 Carburettors. Including Jets, Needle Valves, Gaskets, Seals & Needles of your choice. Made in the UK to original SU specification. Please add your needle code into the notes field when ordering.
Part Number: RPK249
Fits these vehicles
Taken from the SU application listings. Check the spec number stamped on the tag under one of your carburettor top-cover screws to confirm.
| Vehicle | Engine | Years | Carbs | SU spec no. |
|---|---|---|---|---|
| MG Midget 1500 | 1493cc | 1978– | Twin HS4 | FZX 1122 |
| Triumph Dolomite 1500 | – | 1977–79, 1979–80 | Twin HS4 | FZX 1122, FZX 1327 |
| Triumph Spitfire MK V | 1493cc | 1978–, 1979–80 | Twin HS4 | FZX 1122, FZX 1327 |
One kit covers the full set of two carburettors.
Matching kits for these applications
Rebuild kit: MRK2258
Gasket pack: AUE 964
Can't see your car, or not sure? Contact us with the spec number from your carburettor tag and we'll confirm the right kit.