Supertech

Part number KPR-6T-ST
Supertech 6mm single groove valve keeper (lock)
Price is for 1 pc. (2 pcs. needed for one valve)
Subaru WRX STI - 2.0 2.5 (EJ205, EJ255, EJ257)
Mini Cooper R56 - 1.6 Turbo (N14B16A, N14B16C, N18B16C)

Part number KPR-5/7S
Supertech 5mm single groove valve keeper (lock)
Price is for 1 pc. (2 pcs. needed for one valve)
BMW - 3.0 Turbo (N54B30)
Opel / Vauxhall - 1.6 (Z16LER)
Mini Cooper R56 - 1.6 Turbo (N14B16A, N14B16C, N18B16C)

Part number VS-M6.6I
Supertech intake valve seal for 6.6mm valve stem
Mitsubishi EVO - 2.0 16V (4G63, 4G63T)

Supertech intake valve seals are made from a high quality rubber compound.

Supertech 7mm single groove valve keeper fits for:
4 cylinder VW Corrado, Golf, Jetta engines - 1.8-2.0 16V (6A, KR, PL, 9A);
5 cylinder Audi 200, S2, RS2, S4, S6 engines - 2.2T 20V (3B, ABY, ADU, AAN);
Also for VW ABF and Audi 7A engines when using single groove valves