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Technical Information for your Cadillac engine

The following is a short list of technical documents for your convenience.
We have a large archive of technical information, articles, how-to, diagnostic guides, etc.
We will be adding more to this page as time allows.
Many of these files are in Adobe Acrobat PDF format. You can get the viewer for free at Adobe.com

General '68-'85 472/500/425/368 Cadillac Engine Tech

Engine ID Guide (PDF)
This guide is for the 472/500/425/368 engine family, and includes pictures, casting numbers, and notes to aid in positively identifying exactly which version of this engine family you are looking at.

Engine Building Basics (PDF)
Basic instructions, tips, tricks, and specs for assembling your Cadillac engine

Ignition Timing Troubleshooting Guide (PDF)
Instructions for troubleshooting and correcting problems with your ignition system, or checking for a suspected problem. If you are having any kind of overheating, drivability, or power problems, this guide may ne what you need.

Performance Parts Installation Instructions
for '68-'85 472/500/425/368 Cadillac Engines

Cam Timing Instructions (PDF)
Instructions for installing and setting up a Cadillac Camshaft

Stage I Shaft Rocker Assemly Installation Instructions (PDF)
Basic instructions for installing our Stage 1 Shaft Rocker assembly and setting lifter preload. This Assembly has been sold by other vendors under various names over the years, but if you have a full shaft rocker assembly with stamped steel rocker arms, this is probably what you have.

Stage III Shaft Rocker Assemly Installation Instructions (PDF)
Basic instructions for installing our Stage 3 Shaft Rocker assembly and setting lifter preload. If you have a full shaft rocker assembly with non-adjustible, non-roller-tip steel rocker arms, and a full girdle, this is probably what you have.

Stage IV Full Shaft Roller Rocker Assemly Installation Instructions (PDF)
Basic instructions for installing our Stage 4 Shaft Rocker assembly and setting up lifter preload or valve lash. This Assembly has been sold by other vendors under various names over the years, but if you have a full shaft rocker assembly with billet aluminum rocker arms and a full girdle, this is probably what you have (or close enough that the instructions will be useful to some extent).

Oversized Valve Installation Instructions for 76cc Heads (PDF)
Instructions for installing and setting up Cad Company's oversized valves for the '68-'73 76cc 'Small Chamber' cylinder heads.

Oversized Valve Installation Instructions for 120cc Heads (PDF)
Instructions for installing and setting up Cad Company's oversized valves for the '73-'76 120cc 'Large Chamber' cylinder heads.

Billet Aluminum R4 AC Bracket Kit Instructions (PDF)
Instructions for installing the Cad Company biillet aluminum bracket kit for using the R4 AC compressor.

Header Flange Kit instructions (PDF)
Instructions on using the Header Flange Kit to build or adapt headers for the Cadillac 472/500/425 engine.

'77-up Deville Header instructions (PDF)
Instructions on using the Header Flange Kit to build or adapt headers for the Cadillac 472/500/425 engine.

Chevy Truck Header instructions (PDF)
Instructions on using the Header Flange Kit to build or adapt headers for the Cadillac 472/500/425 engine.

Universal Motor Mount Kit Instructions (PDF)
Instructions for installing the Cadillac 472/500/425 engine in a modern car or truck (some 60's and most 70's and newer RWD Ford and GM cars) using our bolt-in motor mount kit.

G-body Bolt-In Motor Mount Kit (PDF)
Instructions for installing the Cadillac 472/500/425 engine in a G-body car ('78-'88 Malibu, Monte Carlo, El Camino, Cutlass, Regal, Grand Prix, etc) using our bolt-in motor mount kit.

Aluminum Oil Pan Instructions (PDF)
Instructions for installing the Cad Company finned aluminum rear sump oil pan on your Cadillac 472/500/425 engine.

Pages to help you determine exactly what to build

These are pretty old pages, but many customers over the years have found them useful to read through before contacting us to ask what combination they should build. At the least, it will give you an idea of what kinds of information we will want to know to recommend the right combination for your application.

Parametric Box
This page may help you sort out what priorites you need to adress when choosing a performance combination.

Usage Categories
A list of common usage categories for performance Cadillac engines. Usefull for filling out the parametric box, especially if you are not really sure what to call your project.

All materials are © Cad Company, 2001-2009. Redistribution or public posting for non-commercial use is granted providing materials are distributed in their entirety and without modification. For other usage permission, please contact the webmaster.

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Cad Company
8333 Jefferson NE
Albuquerque, NM 87113
Tel: (505) 823-9340
FAX: (505) 797-0627

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