Engine Block Accessories

Holley GM LS1/LS6 Trussed Valley Cover with Oil Fill - Natural Billet 241-367 Holley's LS valley covers with oil fill provisions are the latest addition to our expansive lineup of LS engine dress up products. Machined from billet aluminum and...

Holley GM LS2/LS3/LS7/LSX Trussed Valley Cover with Oil Fill - Black Billet 241-362 Holley's LS valley covers with oil fill provisions are the latest addition to our expansive lineup of LS engine dress up products. Machined from billet aluminum...

Holley GM LS1/LS6 Trussed Valley Cover with Oil Fill - Black Billet 241-369 Holley's LS valley covers with oil fill provisions are the latest addition to our expansive lineup of LS engine dress up products. Machined from billet aluminum and...

Holley GM LS2/LS3/LS7/LSX Trussed Valley Cover - Natural Billet 241-263 Holley's new trussed LS valley covers are the latest addition to our expansive lineup of LS engine dress up products. Machined from billet aluminum and featuring a modern...

Holley GM LS1/LS6 Trussed Valley Cover - Black 241-262 Holley's new trussed LS valley covers are the latest addition to our expansive lineup of LS engine dress up products. Machined from billet aluminum and featuring a modern trussed design, these LS...

Holley GM LS2/LS3/LS7/LSX Trussed Valley Cover - Black 241-265   Holley's new trussed LS valley covers are the latest addition to our expansive lineup of LS engine dress up products. Machined from billet aluminum and featuring a modern trussed...