Sunbeam
Sunbeam's Alpine and Rapier sports and GT cars used SU carburettors across their production runs. The Alpine Series I–V used twin SU HS4 carburettors; the Rapier used HS2 or HS4 units depending on specification. The rare Tiger used a Ford V8 and is not SU-equipped.
SU Specialists stocks the complete parts range for Sunbeam Alpine and Rapier SU carburettors: rebuild kits, service kits, needles, jets, float chambers and linkage components. All standard Sunbeam needle profiles are held in stock.