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Supertech Toyota Style 6mm 6 Degree Valve Lock (Req 2 Per Valve) - Set of 24

Supertech BMW / VW 7mm Stem Triple Groove Hardened 7 Degree Valve Lock (Req 2 Per Valve) - Set of 16

Supertech 1997+ Mazda Miata 1.6L/1.8L 6mm Valve Lock (Req 2 Per Valve) - Set of 16

Supertech Toyota 4AGE Manganese Bronze Int/Exh Valve Guide 6mm Stem (Use w/VS-T6SM) - Set of 8

Supertech Nissan SR20DET Manganese Bronze Intake Valve Guide 6mm Stem - Set of 8

Supertech Audi 1.8T/2.7T Manganese Bronze Int/Exh Valve Guide Oversize OD 11.075mm - Set of 12

Supertech Audi 1.8T/2.7T Manganese Bronze Int/Exh Valve Guide OD 11.045mm - Set of 12

Supertech 5.5mm 7 Degrees .030in Taller Valve Lock (Req 2 Per Valve) - Set of 32

Supertech 5mm Single Groove Valve Lock Conversion - Set of 16

Supertech 5.5mm 7 Degrees Valve Lock (Req 2 Per Valve) - Set of 16

Supertech Toyota Supra 2JZ Manganese Bronze Intake Valve Guide 6mm Stem - Set of 12