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Availability: Special Order*
SKU: 521-8
Manufacturer: COMP Cams
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$18.95

Providing the best sealing properties and spring clearance, viton valve seals are an excellent choice in performance applications. The 521 seals have a .545" OD and fit applications with 3/8" valves and .500" OD guides.

PTFE; Seal; Valve Guide; Valve Guide Seal; Valve Stem Seal; Valve Seals; 5/16" Valve Seals; 11/32" Valve Seals; .530" Valve Seal; Umbrella; O-Ring Seals; Viton Seals; 8 mm Seals

Available individually under 521-1, available in a set of 12 under 521-12, available in a set of 16 under 521-16

Set of 8 Metal Body Viton Valve Seals for .500" Guide Size, 3/8" Valve Stem

Engines w/ 0.500" OD Valve Guides and 3/8" Valve Stems

COMP Cams Valve Seals 3/8 Viton Metal B

Viton Seals .500" Guide 3/8" Valve

Engine Valve Stem Oil Seal Set

Valve Stem Oil Seal

None

Providing the best sealing properties and spring clearance, viton valve seals are an excellent choice in performance applications. The 521 seals have a .545" OD and fit applications with 3/8" valves and .500" OD guides.

PTFE; Seal; Valve Guide; Valve Guide Seal; Valve Stem Seal; Valve Seals; 5/16" Valve Seals; 11/32" Valve Seals; .530" Valve Seal; Umbrella; O-Ring Seals; Viton Seals; 8 mm Seals

Available individually under 521-1, available in a set of 12 under 521-12, available in a set of 16 under 521-16

Set of 8 Metal Body Viton Valve Seals for .500" Guide Size, 3/8" Valve Stem

Engines w/ 0.500" OD Valve Guides and 3/8" Valve Stems

COMP Cams Valve Seals 3/8 Viton Metal B

Viton Seals .500" Guide 3/8" Valve

Engine Valve Stem Oil Seal Set

Valve Stem Oil Seal

None

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