Valvetrain
CROWN VALVETRAIN.
Crown Race Components valve spring kits — matched springs, retainers, and keepers. Specifications, pricing, and availability are published as each kit is validated.
KIT
GM Atlas Engine Family
Crown Atlas Valve Spring Kit
A planned matched kit of performance valve springs, retainers, and valve keepers for the GM Atlas engine family. Kits are being set up by engine-specific valve count, with the 4200 inline-six as the initial development application.
$249.99VIEW →
KIT
GM LS Engine Family
Crown LS .660″ Dual Beehive Valve Spring Kit
A planned LS valve spring kit containing dual beehive valve springs, matched retainers, and valve keepers. Supported cylinder heads and installation requirements will be listed once confirmed.
IN DEVELOPMENTVIEW →