Product Summary

.68" Inside Diameter, 1.00" Outside Diameter, Steel

  • Specially designed to be used with 185G springs
  • It allows for the correct valve spring height
  • They measures a total of 0.060" thick and comes in a set of 16 shims
  • Made from steel with a zinc finish for added corrosion resistance
  • Shims have an inside diameter of .68" and a 1" outside diameter r

Key Specs

MFG. Part #404
BrandIsky Cams

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Isky Cams 404 Details

These Hastings valve spring shims are designed for use with our single valve springs (450185G).  These shims will help you achieve the correct installed height for your valve springs when rebuilding Flathead Ford engines.

  • 0.060" thick
  • Designed for use with 185G springs
  • Allows for correct valve spring height
  • Set of 16 shims

CARB Warning

For race/ off road use only

Emissions warning: this part only legal for sale or use in California for racing (competition) vehicles which may never be used, registered, or licensed for use upon a public highway. Any other use renders the vehicle tampered and not legal for use on California public highways (any public street or roadway, public dirt road, public park, or publicly maintained right of way open to the use of the public for vehicular travel). Violations subject to $37,500 penalty per violation per vehicle, revocation of registration, loss of use on California public right of ways, and proof of correction for tampering. There are similar restrictions and penalties under federal law and the laws of all other states with penalties under federal law of up to approximately $45,268 per tampered vehicle and/or engine.

Isky Cams 404 Specifications

MFG. Part #404
BrandIsky Cams
Sold in QuantitySet
Inside Diameter.68"
Outside Diameter1.00"
Material Thickness.06"
Material TypeSteel
FinishZinc Plated