Holley - Holley 2-Piece Ford Style Valve Cover - Gen III/IV LS - Natural This manifold block features 12

This manifold block features 12 1/8th NPT ports that can be plumbed with most common EFI transducers such as the Holley 554-102 0-100 psi transducer

5 in OD Grand National Snout - Steel - Natural - Each

75 in OD - Chromoly - Chrome - Micro / Mini - Each

Knee Protector - Center - Black Cloth Cover Included - Aluminum - Natural - Butler Built Seats - Each

Fits all GM LS Gen III or IV engines equipped with LS3/L92 style rectangular port cylinder heads

Holley - Holley 2-Piece Ford Style Valve Cover - Gen III/IV LS - Natural This manifold block features 12Each 2 Piece LS valve cover set includes a low profile billet oil fill cap, hardware and spacers for mounting both versions of LS coil bodies, and dress up hardware and rubber grommets for the coil covers. These modular LS valve covers are available in 3 custom finishes: natural cast, polished, and satin black