Guide Plates Black oxided, hardened guide plates ensure exact stud placement and consistent, accurate fit. A must for use with high lift cams and high valve spring pressures. Avail- able in flat and raised styles.
Lash Caps Special hardened steel lash caps protect the tips of valve stems, especially when a radical cam profile with lots of duration and valve lift has been selected.
Pushrod Size
Stud Size
Valve Stem Size
Part No.
Description
Type
Part No.
Description
Thickness .080" Thick .080" Thick .080" Thick .080" Thick
Small Block Chevy COM4800-8 ‡
COM619-16 COM620-16 COM621-16 COM622-16
426 Hemi Short Cap Hardened Lash Cap Hardened Lash Cap Hardened Lash Cap
5/16" 5/16" 11/32"
265-400 265-400 265-400 265-400 396-454 396-454
Raised Raised
5/16" 3/8" 5/16" 3/8" 3/8" 7/16" 5/16" 3/8" 5/16" 3/8" 5/16" 3/8" 5/16" 3/8" 5/16" 3/8"
7/16" 7/16" 7/16" 7/16" 7/16" 7/16" 5/16" 5/16" 5/16" 5/16" 5/16" 5/16" 5/16" 5/16" 7/16" 7/16"
COM4802-8 ‡ COM4808-8 ‡ COM4810-8 ‡
Flat Flat
3/8"
Big Block Chevy COM4806-8
Stud Girdles Comp Cams stud girdles are made of rugged 6061- T6 aluminum, and tie the rocker studs together for alignment and durability.
Raised Raised Raised Raised
COM4820-8
Ford
COM4803-8 COM4804-8 COM4816-8 COM4818-8 COM4834-8 COM4838-8
351C 351C
289-351W 289-351W 429-460 429-460
Flat Flat
COM4021
Raised Raised
Stud Size 7/16" 3/8" 7/16" 7/16" 7/16" 7/16" 7/16"
Part No. COM4004 COM4007 COM4009 COM4014 COM4021 COM4034
Description
SB Chevy Spring Loaded SB Chevy Solid Bar SB Chevy Solid Bar
Oldsmobile COM4842-8 COM4843-8
350-455 350-455 350-455 350-455
Flat Flat Flat Flat
SB Ford 289-302, 351W Standard Head
Pontiac
COM4018 SB Chevy Brodix/Pontiac 40/60 Spacing, Spring Loaded
COM4851-8 COM4852-8
BB Chevy Solid Bar
BB Ford 429-460 OEM/CJ/SCJ Cyl. Heads
‡ For V6 use -6 suffix
Rev Kits Rev kits hold the lifters in their bores to prevent oil pressure loss in the event of a pushrod or rocker arm
Adjustable Pushrod Guide Plates Often required when cylinder heads have relo- cated intake ports, guide plates may be welded
after final adjustments. Choose from one- or two-piece designs. One-piece uses elongated mounting holes. Sold in sets of eight.
failure. Made of extruded aluminum (except BB Chevy, which is cast aluminum) and complete with all springs and buttons. Part No. Description COM4000 SB Chevy With .842" Tappet COM4003 BB Chevy With .842" Tappet SB Chevy Roller Cam Bearing Kit COM350RCB-KIT
Pushrod Size
Stud Dia. 7/16" 7/16" 7/16"
Part No.
Description
Type
COM4811-8 COM4835-8 COM4839-8
BB Chevy 396-454 SB Chevy/SB Ford, 2-Pc. SB Chevy 265-400
Raised 3/8"
Flat Flat
5/16" 3/8"
Valve Stem Oil Seals Seals prevent oil from entering the combustion chamber. Use O-Ring seal with standard retainer and oil splash shield. Use umbrella seals with
Steel jacketed, needle roller bearings are encapsulated for easy installation in place of tradi- tional cam bearings and will decrease friction and increase oil control.
larger-than-stock diameter springs, and positive-stop PTFE seals for double springs. PTFE seals require machining; others do not.
Guide Size .530" Stock Stock .530" Stock .530" .485" .500" .500" .500" .500" .500" .530" .530" .500" .530" .500" .530" .500" .530" .530" .425"
Valve Stem Size
Bearings fit all small block Chevys and small block 360 Chryslers with #1 through #5 camshaft journal diameters of 1.968". Note: Designed for use with steel roller camshafts only. Not for use with flat tappet iron camshafts. GM LS Front Drive Distributor Kit
Part No.
Description
COM500-16 COM501-16 COM502-16 COM503-16 COM504-16 COM505-16 COM506-16 COM510-16 COM511-16 COM512-16 COM513-16 COM514-16 COM515-16 COM516-16
Positive Stop PTFE
5/16" 11/32" 11/32" 11/32" 11/32" 11/32" Stock 3/8" 5/16" 3/8" 3/8" 5/16" 11/32" 11/32" 5/16" 5/16" 3/8" 3/8"
O-Ring Umbrella
Positive-Type PTFE
Umbrella
Positive-Type PTFE Triple Spring Viton PTFE, .600" O.D. PTFE, .600" O.D. Positive Stop PTFE Metal Body Viton Metal Body/Viton Metal Body Viton Steel Jacketed Viton, LS1
Engineered for GM LS engines, kit allows installation of a distributor style ignition system when performing engine swaps or when a distributor ignition is required. Designed for standard GM LS blocks, kit includes timing cover, harmonic balancer, distribu- tor, ignition coil, ignition unit, spark plug wires, necessary hardware and complete instructions. Part No.
COM517-16 Metal Body/Viton, Triple Spring COM518-16 Metal Body/Viton, Triple Spring COM519-16 Metal Body Viton, Triple Spring COM520-16 Metal Body Viton, Triple Spring COM521-16 Metal Body Viton, Triple Spring COM522-16 Metal Body Viton, Triple Spring
3/8" 3/8"
Description
COM529-16 COM530-16
Metal Body Viton Black Viton Small O.D.
11/32" 5/16"
COM5483 COM5481
GM LS Front Drive Distributor Kit, Standard Block GM LS Front Drive Plate Conversion Only
211
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