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Max Effort Mechanical Roller Dual Valve Spring Set 1.437 in. OD
InfoVehicle Info Needed
HOWARDS CAMSPART NUMBER: 466-98431

Max Effort Mechanical Roller Dual Valve Spring Set 1.437 in. OD

$19599
ShippingShips on 11/13/2026
Lowest PriceLowest Price Guarantee

Standard Finish
    Max Effort Mechanical Roller Dual Valve Spring Set
  • OD: 1.437 in.
  • ID: 0.731 in.
  • Seat Load: 185 lbs. at 1.750 in.
  • Open Load: 365 lbs. at 1.250 in.
  • Coil Bind Height: 1.100 in.
  • Rate: 335 lbs.
  • Set of 16

    Howard Cams 98431 - (16) Max Effort Mechanical Roller Dual Valve Springs - Inside Diameter: 0.731 in. - Outside Diameter: 1.437 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
Weight4.6 PG
Part CategoryPerformance Parts
Part FitmentSemi Universal
Vendor Part Number98431
Package Qty1
Package TypeEA
Some parts are not legal for use in California or other states with similar laws / regulations
p65 warning