Valve Stem Seals
MINI R56 | N14 | N18 | Cooper S | JCW | SUPERTECH Valve Stem Seals

Performance Valves
MINI R52 | R53 | Cooper S | JCW | 8x +1.80mm SUPERTECH Nitrided Inlet Valves

Performance Springs
MINI R52 | R53 | Cooper | Cooper S | JCW | SUPERTECH Beehive Valve Spring Kit

Performance Valves
MINI R52 | R53 | Cooper S | JCW | 8x +1.80mm SUPERTECH Nitrided Inlet Valves

Performance Valves
VW 1.8T 20v | SUPERTECH 8x STD Nitrided Exhaust Valves Triple Groove

Performance Valves
MINI R52 | R53 | Cooper S | JCW | 8x STD SUPERTECH Nitrided Exhaust Valves

Performance Valves
MINI R52 | R53 | Cooper S | JCW | 8x STD SUPERTECH Nitrided Inlet Valves

Performance Springs
MINI R52 | R53 | Cooper | Cooper S | JCW | SUPERTECH Beehive Valve Spring Kit

Performance Valves
MINI R52 | R53 | Cooper S | JCW | 8x +2.3mm SUPERTECH Inconel Exhaust Valves

Performance Valves
Ford Focus RS MK2 | ST225 | RS500 | SUPERTECH 10 x STD Nitrided Inlet Valves
