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Vehicle Info NeededMANLEYPART NUMBER: 660-11363-8
Race Master Exhaust Valves LS1 / LS2 / LS6
$18869
2 left in stock
Ships on Sep 08, 2026
Lowest Price GuaranteeExhaust Valves
- Race Master Exhaust Valves
- LS1 / LS2 / LS6
- 1.575'' Diameter
- 8mm (0.3136'') Stem Diameter
- 4.923'' Overall Length (Stock)
- Stainless Steel
- 8/pkg.
- Type: Exhaust Valve XH-426 Material
- Head Diameter: 1.575'
- Stem Diameter: 8mm / 0.3136'
- Installed Height: Stock
- Overall Length: 4.923'
- Tip Length: 0.175'
- Underhead Angle / Radius: 25° x 7/16'
- Margin: 0.065'
- Seat Width: 0.115'
- Top of Head: 18° Dish
- Weight / Grams: 89
Part TypeValve
BrandMANLEY
Package Height3.0
Package Width6.5
Package Length12.0
Weight1.98 PG
Part CategoryPerformance Parts
Part FitmentSemi Universal
Vendor Part Number11363-8
Package Qty1
Package TypeEA
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