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Vehicle Info NeededMANLEYPART NUMBER: 660-11355-8
Race Master Exhaust Valves Pontiac 400/428/455
$18869
Ships on 09/30/2026
Lowest Price GuaranteeExhaust Valves
- Race Master Exhaust Valves
- Pontiac 400/428/455
- 1.770'' Diameter
- 11/32'' (0.3415'') Stem Diameter
- 5.100'' Overall Length (Stock)
- Stainless Steel
- 8/pkg.
- Type: Exhaust Valve XH-428 Material
- Head Diameter: 1.770'
- Stem Diameter: 11/32' / 0.3415'
- Installed Height: Stock
- Overall Length: 5.100'
- Tip Length: 0.250'
- Underhead Angle / Radius: 25° x 3/8'
- Margin: 0.080'
- Seat Width: 0.100'
- Top of Head: 20° Dish
Part TypeValve
BrandMANLEY
Package Height2.6
Package Width6.4
Package Length11.8
Weight2.55 PG
Part CategoryPerformance Parts
Part FitmentSemi Universal
Vendor Part Number11355-8
Package Qty1
Package TypeEA
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Some parts are not legal for use in California or other states with similar laws / regulations
