$25 Off $250 / $50 Off $500, on Summit Racing Brand Products - Use Promo Code: BUILDIT

$25 Off $250 / $50 Off $500, on Summit Racing Brand Products - Use Promo Code: BUILDIT

Summit Racing SpeedCard - learn how to get 10% back - Get Details!

Filters

  • In Stock
  • Maximum Valve Lift (in.)
  • Outside Diameter of Outer Spring (in.)
  • Installed Height (in.)
  • Seat Pressure at Installed Height (lbs.)
  • Coil Bind Height (in.)
  • Open Height (in.)(application)
  • Open Pressure (lbs.)
  • Damper Spring Included
  • Spring Rate (lbs./in.)
  • Inside Diameter of Outer Spring (in.)
  • Filter Options

Selected Filters

Availability

  • Filters

  • Maximum Valve Lift (in.)
  • Outside Diameter of Outer Spring (in.)
  • Installed Height (in.)
  • Seat Pressure at Installed Height (lbs.)
  • Coil Bind Height (in.)
  • Open Height (in.)(application)
  • Open Pressure (lbs.)
  • Damper Spring Included
  • Spring Rate (lbs./in.)
  • Inside Diameter of Outer Spring (in.)
  • Filter Options
Howards Cams

Howards Cams Pacaloy Mechanical Roller Valve Springs

Not Yet Reviewed

Howards Cams and PAC Racing joined forces to engineer Pacaloy mechanical roller valve springs—a premium line designed for high-impact and endurance race applications. Machined from proprietary high-tensile steel, these coils offer a 550 lb. spring rate and will deliver the highest quality performance you can expect from valve springs. Equip your ride with a set of Pacaloys.

Showing In Stock Items. Show All 7 Items.

Results 1 - 6 of 6

Howards Cams Pacaloy Mechanical Roller Valve Springs 98844

Made in the USA Howards Cams Pacaloy Mechanical Roller Valve Springs 98844

Howards Cams Pacaloy Mechanical Roller Valve Springs 98844

Valve Springs, Pacaloy Mechanical Roller Valve Springs, Dual, 0.800 in. Maximum Valve Lift, 743 lbs./in. Rate, Set of 16

Part Number: HRS-98844

Not Yet Reviewed

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

Howards Cams Pacaloy Mechanical Roller Valve Springs 98543

Made in the USA Howards Cams Pacaloy Mechanical Roller Valve Springs 98543

Howards Cams Pacaloy Mechanical Roller Valve Springs 98543

Valve Springs, Pacaloy Mechanical Roller, Dual, 1.550 in. O.D., 0.812 in. I.D., 550 lbs./in., 0.700 in. Maximum Lift, 1.100 in. Coil Bind, Set of 16

Part Number: HRS-98543

Not Yet Reviewed

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

Howards Cams Pacaloy Mechanical Roller Valve Springs 98826

Howards Cams Pacaloy Mechanical Roller Valve Springs 98826

Howards Cams Pacaloy Mechanical Roller Valve Springs 98826

Valve Springs, Valve Spring, Dual, 1.570 OD

Part Number: HRS-98826

Not Yet Reviewed

Estimated Ship Date: Feb 9, 2026 if ordered today

...Loading

Estimated Ship Date: Feb 9, 2026 if ordered today

Howards Cams Pacaloy Mechanical Roller Valve Springs 98824

Made in the USA Howards Cams Pacaloy Mechanical Roller Valve Springs 98824

Howards Cams Pacaloy Mechanical Roller Valve Springs 98824

VALVE SPRINGS

Part Number: HRS-98824

Not Yet Reviewed

Estimated Ship Date: Feb 9, 2026 if ordered today

...Loading

Estimated Ship Date: Feb 9, 2026 if ordered today

Need It Sooner? We recommend these similar substitute parts:

PAC Racing 1200 Series Drag Race Valve Springs PAC-1224-16

PAC Racing 1200 Series Drag Race Valve Springs PAC-1224-16

4 out of 5 stars ( 1 )

Estimated Ship Date: Today

...Loading

Howards Cams Pacaloy Mechanical Roller Valve Springs 98223

Made in the USA Howards Cams Pacaloy Mechanical Roller Valve Springs 98223

Howards Cams Pacaloy Mechanical Roller Valve Springs 98223

Valve Spring, Pacaloy Mechanical Roller, Dual, 1.260 in. O.D., 0.624 in. I.D., 610 lbs/in., 0.550 in. Maximum Lift, 1.115 in. Coil Bind, Set of 16

Part Number: HRS-98223

Not Yet Reviewed

Estimated Ship Date: Feb 9, 2026 if ordered today

...Loading

Estimated Ship Date: Feb 9, 2026 if ordered today

Howards Cams Pacaloy Mechanical Roller Valve Springs 98374

Made in the USA Howards Cams Pacaloy Mechanical Roller Valve Springs 98374

Howards Cams Pacaloy Mechanical Roller Valve Springs 98374

Valve Spring Dual

Part Number: HRS-98374

Not Yet Reviewed

Estimated Ship Date: Feb 9, 2026 if ordered today

...Loading

Estimated Ship Date: Feb 9, 2026 if ordered today

  • 1
  • Page 1 of 1

Modal Header

Call To Order

This is a custom order part. You can order this part by Contacting Us.

Summit Racing Speedcard. Synchrony Car Care.

Summit Racing Equipment SpeedCard

Jumpstart Your Next Project!

View Details|See if you Prequalify