*One-Piece Guide Plates* * Designed using stereo lithography techniques for accurate fit; hardened and black oxide finished * Feature exact stud placement and rounded contact points * Necessary for high lift/spring pressure environments of performance engines *Two-Piece Adjustable Guide Plates* * Available for Small and Big Block Chevy and Small Block Ford applications * Designed for use on cylinder heads with relocated intake ports * Big Block Chevy application designed for use with RHS or other aftermarket heads with relocated intake ports * Able to be welded after final adjustment (SBC and SBF only); BBC is bolt-together design * Contoured & clearanced for head bolts PartNumber : cca4854-1 Description : Standard One-Piece, Non-Adjustable Guide Plates; Flat Style; Replacement ComponentsONLY; Must be used w/ #16755-KIT and #16765-KIT; Single Piece Title : 4854-1 Guide Plate, GM LS1 5/16 Flat Stud Diameter : 7/16" Push Rod Size : 5/16" Adjustable : No California Proposition 65 : WARNING: This product contains a chemical known to the State of California to cause cancer, birth defects or other reproductive harm. Engine Family : GM LS Series Pushrod Diameter : 5/16 Stud Diameter : 8 Type : Flat 1998-2002 Chevrolet Camaro Z28 V8.-cc Engine Components::Guide Plates 1998-2002 Chevrolet Camaro Z28 SS V8.-cc Engine Components::Guide Plates 1997-2002 Chevrolet Corvette Base V8.-cc Engine Components::Guide Plates 1998 Chevrolet Corvette Indianapolis 500 Pace Car V8.-cc Engine Components::Guide Plates 2001-2002 Chevrolet Corvette Z06 V8.-cc Engine Components::Guide Plates 1998-2002 Pontiac Firebird Formula V8.-cc Engine Components::Guide Plates 1998-2002 Pontiac Firebird Trans Am V8.-cc Engine Components::Guide Plates