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Vehicle Info NeededLUNATIPART NUMBER: 638-73943K1
Valve Spring Kit Lock Angle: 7 Deg
$16395
Ships on Sep 16, 2026
Lowest Price GuaranteeValve Spring Kits
- Valve Spring Kit
- Lock Angle: 7 Deg
- Outside Diameter: 1.260"
- Valve Stem Size: 11/32"
- Valve Groove Type: Single
- Includes Springs, Retainers, and Locks
Kit includes: - Valve Springs 638-73943-16
- Retainers 638-75742-16
- Locks 638-77003-16
Part TypeValve Spring Kit
BrandLUNATI
Package Height3.0
Package Width3.6
Package Length13.4
Weight4.05 PG
Part CategoryPerformance Parts
CoatedNo
Damper Spring IncludedYes
Spring Rate462 lbs./in.
Lock Groove Quantity1-groove
QuantitySold as a kit
Locks IncludedYes
Valve Spring StyleStandard
Retainers IncludedYes
Lock Style7 degree
Outside Diameter Of Outer Spring1.266 in (32.2 mm)
Inside Diameter Of Outer Spring0.883 in (22.428 mm)
Lock MaterialSteel
Part FitmentSemi Universal
Retainer MaterialChromoly steel
Number Of Springs Per ValveSingle
Vendor Part Number73943K1LUN
Package Qty1
Package TypeEA
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Some parts are not legal for use in California or other states with similar laws / regulations
