Valve Springs - HR Series (16)

Name: Valve Springs - HR Series (16)
Brand: PAC RACING SPRINGS
SKU: P05C PAC-1901-16
Price: 258.50 USD
Availability: InStock

$275.00 $258.50 Save $16.50

SKU: P05C PAC-1901-16

In Stock

Ships by Jun 9

Free Shipping

Non-Returnable Item

DIY PRO SHOP

Advanced — 4+ hours

Description

PAC Hot Rod Series Valve Springs. Dual Spring with Damper. Set of 16 springs. Features a spring rate of 492 lb/in, coil bind height of 1.13 inches, installed height of 1.9 inches, an outside diameter of the outer spring of 1.54 inches, an inside diameter of the outer spring of 1.14 inches, and an inside diameter of the inner spring of 0.754 inches. Maximum valve lift is 0.65 inches. Seat load is 145 lbs at 1.9 inches, and open load is 465 lbs at 1.25 inches. Made from steel.

Fitment

Fitment Guaranteed

Don’t gamble
on fit.

Log your build in the MOTORMIA app and we’ll guarantee this part fits your exact setup — or your money back, return shipping covered.

Available on iOS & Android

Specifications

Brand	PAC RACING SPRINGS
Part Number	P05C PAC-1901-16

Videos

Valve Spring Tech Specs and What you Need to know - PAC Racing Springs

Valve Spring Technology with PAC Racing Springs

Fake Pac 1218 valve springs...what you need to know

Buy with Confidence

Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.

View Full Return Policy