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1972 Z28 Suspension & Chassis Component Information
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This file is a mess, but I'm trying to consolidate the spring info, the suspension info, and the yearly info into a more readable, manageable and informative package. It'll also make proof-reading and catching screwups and obvious conflicts easier.
| Part # | Code | Deflection Rate | Curb Sprung Wheel load/wheel (LBS) | Load @ 11.00" Checking Height | ||||
| 3982345 | EJ | 300 | 0 - 847 | 1920 | ||||
| 3982346 | EN | 300 | 848 - 877 | 1980 | ||||
| 3982347 | EO | 300 | Over 877 | 2040 |
Rear Suspension: Revised rear stabilizer bar and rear shock valving.
Rear Springs
| Part # | Code | Deflection Rate lbs/in | Load @ .71 Spring Camber (LBS) | |||
| 481992 | PK | 96 | 735 |
Steering - Gear, valving & related components
| Year | Part Number | Description | ||
| 1971-72 | 3996780 | (Camaro w/PS, Gear unit, power basic, variable ratio) | ||
| 1971-72 | 7808369 | Camaro - valve | ||
| 1972 | 7815770 | (Camaro - exc p/s, spec. h/per. 350) |
Sway bars
| Year | Part Number | Description | ||
| 1971-72 | 3984557 | (all) 1.00" | ||
| 1970-75 | 3983085 | (Camaro w/sp. perf susp, Z28) rear 0.688" diam |
1972 Camaro Spring Charts
Chart "A", Front/Rear Base Sprung Weight
| Model | Front | Rear |
| 12387 Camaro (6 cyl) | 765.0 | 548.0 |
| 12487 Camaro (8 cyl) | 817.0 | 558.0 |
Chart "B"
| RPO Option Weights | Front | Rear |
| A51 Bucket Seats | 5.5 | 4.5 |
| C60 Air Conditioning | 50.5 | 8.0 |
| D55 Floor Console | 7.0 | 2.0 |
| D80 Spoiler | 0 | 10.5 |
| LS3 (402) | 102.5 | 14.0 |
| L48 (350 2bbl) | 9.5 | 14.0 |
| L65 (350 2bbl) | 5.0 | 0 |
| M38 TH350 | 7.5 | 4.5 |
| M40 TH400 | 13.0 | 7.0 |
| N40 Power Steering | 14.5 | 0 |
| T60 H.D. Battery | 7.0 | 0 |
| Z22 RS Package | 11.0 | 0 |
| Z28 Sp h/per 350 | 21.5 | 21.5 |
| Z87 Dlx Interior | 4.5 | 7.5 |
Chart "C", Front Springs Group 7.412
| Models | Tires | Sprung Weight | Part # |
| All | E78-14 or E60-15 | 0-810 | 3996362 |
Chart "C", Rear Springs Group 7.503
| Models | Tires | Sprung Weight | Part # |
| All | E78-14 or E60-15 | 0-810 | 3996362 |
Spring Details
3996365
480881
Summary/Conclusions/Observations
Author: MadMike Maciolek
North Georgia Classic Camaro All rights reserved |
