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Vehicle Info NeededHOWARDS CAMSPART NUMBER: 466-98633
Max Effort Mechanical Roller Dual Valve Spring Set 1.557 in. OD
$18999
Ships on 09/11/2026
Lowest Price GuaranteeStandard Finish
- Max Effort Mechanical Roller Dual Valve Spring Set
- OD: 1.557 in.
- ID: 0.731 in.
- Seat Load: 224 lbs. at 1.900 in.
- Open Load: 540 lbs. at 1.250 in.
- Coil Bind Height: 1.150 in.
- Rate: 486 lbs.
- Set of 16
Howard Cams 98633 - (16) Max Effort Mechanical Roller Dual Valve Springs - Inside Diameter: 0.731 in. - Outside Diameter: 1.557 in.
Howards Cams Max Effort Mechanical Roller Dual Valve Springs are competition grade valve springs built for extreme performance. Each valve spring is CNC coiled for precise, repeatable performance. The valve springs are then heat treated, stress relieved, ground and shot peened for superior durability. These dual valve springs are also available with an electro polished finish in limited sizes for enhanced fatigue resistance for endurance applications.
Features
- Dual valve spring design for increased performance
- CNC coiled for repeatable performance
- Optional electro polished finish for endurance applications
Part TypeValve Spring Kit
Product LineHowards Cams Max Effort Mechanical Roller Dual Valve Springs
BrandHOWARDS CAMS
Package Height2.65
Package Width8.5
Package Length8.5
Weight5.8 PG
Part CategoryPerformance Parts
Part FitmentSemi Universal
Vendor Part Number98633
Package Qty1
Package TypeEA
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Some parts are not legal for use in California or other states with similar laws / regulations
