1978 Camaro Data

Jump to: Drivetrain Codes | Option Info | Exterior/Interior Info | Spotters Guide & New Features |

1978 Camaro Production: 36,982 6-cyl, 235,649 V8, 272,631 total.
Dealer Introduction: 10/6/77

Vehicle Identification Example: 1Q87U8N515127
* Second digit is model level: Q = Sport Coupe, Rally Sport, and Z28 Coupe, S = Type LT
* Fifth digit is engine code: D = 250ci, L = 350ci, U = 305ci
* Sixth digit is model year: 8 = 1978
* Seventh digit is N for Norwood assembly, L for Van Nuys.
* Last six digits increased one with each car built at each plant.

Dimensions
Length: 195.5 inchesHeight:49.2 inches Width: 74.4 inches Wheelbase: 108.0 inches Weight: 3616

1978 Engines
CIDConfig Bore & StrokeBHP @ RPMTorque @ rpm CompCarb.
L-22 250* L-6 3.875 x 3.53 90 @ 3600* 175 @ 1600* 8.1:1 1V
L-22 250 L-6 3.875 x 3.53 110 @ 3800 195 @ 1600 8.1:1 1V
LG-3 305* V-8 3.736 x 3.48 135 @ 3800* 240 @ 2000* 8.4:1 2V
LG-3 305 V-8 3.736 x 3.48 145 @ 3800 245 @ 2400 8.4:1 2v
LM-1 350* V-8 4.00 x 3.48 160 @ 3800* 260 @ 2400* 8.2:1 4V
LM-1 350 V-8 4.00 x 3.48 170 @ 3800 270 @ 2400 8.2:1 4V
Z-28 350* V-8 4.00 x 3.48 175 @ 3800* 265 @ 2400* 8.2:1 4V
Z-28 350 V-8 4.00 x 3.48 185 @ 4000 280 @ 2400 8.2:1 4V

* denotes California and high-altitude ratings.

Engine Suffix
CCH: 250ci, at, ce CHL: 350ci, atCTH: 305ci, mt
CCJ: 250ci, mt CHR: 350ci, mtCTK: 305ci, at, ce
CCK: 250ci, atCHS: 350ci, at C3N: 305ci, ex, uu
CEM: 305ci, atCHT: 350ci, mt, uu C3T: 350ci, ex, uu
CHC: 350ci, atCHU: 350ci, at, uu C3Y:250ci, ex, uu
CHF: 350ci, at

Abbreviations: at = automatic transmission, ce = california emission controls, ci = cubic inch, ex = export, mt = manual transmission, uu = uncertain usage.

1978 Camaro Drivetrains
    L-22 LG-3 LM-1 Z-28
    250 305 350 350
3-and 4 speed 1 3.50:1 2.85:1 2.85:1 2.64:1
manual 2 1.89:1 2.02:1 2.02:1 1.75:1
transmission 3 1.00:1 1.35:1 1.35:1 1.34:1
ratios 4 -- 1.00:1 1.00:1 1.00:1
  R 3.62:1 2.85:1 2.85:1 2.55:1
           
Clutch diam., in.   9.12 10.34 10.34 11.0
           
Axle ratios S 2.73:1 3.08:1 3.08:1 3.73:1
           
    L-22 LG-3 LM-1 Z-28
    250 305 350 350
Turbo Hydramatic 1 2.52:1 2.52:1 2.52:1 2.52:1
transmission 2 1.52:1 1.52:1 1.52:1 1.52:1
ratios 3 1.00:1 1.00:1 1.00:1 1.00:1
R 1.93:1 1.93:1 1.93:1 1.93:1
           
Axle ratios S 2.73:1 2.41:1 2.41:1 3.42:1
  E -- -- -- --
  p -- -- 3.08:1 --

No manual transmissions available in California for 1978.


Transmission Codes
Manual - Type Plant Code
3-Speed Muncie S
4-Speed (Saginaw) Muncie R
  Automatic - Source Code
  Parma THM 350 B
  Toledo THM 350 Y
  GM of Canada THM 350 J
  Buick Motor Division K

Note: Buick code located on governor cover.

Rear Axle Codes
PA 2.73:1   PP 3.23:1 Locking
PC 3.08:1   PS 2.41:1 Locking
PE 3.42:1   PU 2.73:1 Locking
PF 2.73:1   PW 3.08:1 Locking
PJ 2.41:1   PY 3.42:1 Locking
PM 3.23:1   PZ 3.73:1 Locking

1978 Factory Options
RPO DescriptionQty Retail
1FQ87 Camaro Sport Coupe, 6-cylinder134,491 $4,414.25
1FQ87 Camaro Rally Sport Coupe, 6-cylinder11,902 4,784.25
1FS87 Camaro Type LT Coupe, 6-cylinder 65,635 4,814.25
1FS87 Camaro Type LT Rally Sport Coupe, 6-cyl5,696 5,065.25
1FQ87 Camaro Z28 Sport Coupe, 8-cylinder 54,907 5,603.85
AK1Belts, color-keyed seat and shoulder 96,221 21.00
AN6Adjustable Seat Back, driver side23,443 21.00
AU3Power Door Locks31,956 80.00
A01Soft Ray Tinted Glass, all windows233,11556.00
A02Tinted windshield6,568
A31Power Windows 51,008 124.00
BS1Acoustical Insulation Package
B37 Floor Mats, color-keyed front and rear 126,900 20.00
B80 Molding, roof drip 111,904 23.00
B84 Moldings, body side 136,724 42.00
B93 Moldings, door edge 79,602 11.00
- Vinyl Roof Cover 11,708 102.00
CC1 Roof Panels, removable glass 9,875 625.00
CD4 Windshield Wipers, intermittent32,548 32.00
C50 Defroster, rear window 95,225 51.00
C60 Air Conditioning 194,584 539.00
D35 Mirrors, sport right and left remote exterior121,628 33.00
D55 Console261,95580.00
D80 Spoiler, rear 44,609 55.00
F41 Suspension, sport33,920 38.00
G80 Positraction, rear axle32,834 59.00
G92 Rear Axle, performance ratio 1,878 15.00
J50 Power Brakes 207,39369.00
K05Engine Block Heater4,917
K30 Speed Control, cruise master46,800 90.00
LG3 Engine, 305ci, 145hp V8 (135hp in Calif)143,110 185.00
LM1 Engine, 350ci, 170hp V8 (160hp in Calif)92,539 300.00
MM4 Transmission, 4-speed wide range11,287 125.00
MX1 Transmission, automatic239,559 307.00
M21 Transmission, 4-speed close ratio (Z28 only)15,118 nc
NA6 Emission Equipment, high altitude 1,436 33.00
N33 Tilt Steering Column 117,035 69.00
N65 Spare Tire, space saver30,440 nc
PE1 Wheels, custom-style17,658 133.00
P01 Wheel Covers, bright metal14,642 37.00
QBT Tires, FR78x14 belted radial white letter 44,370 61.00
QDW Tires, FR78x14 belted radial white stripe 144,878 46.00
QEG Tires, E78x14 belted blackwall 2,951 -112.95
QEH Tires, E78x14 belted white stripe 13,138 -68.95
UA1 Battery, heavy-duty 26,390 18.00
UM1 Radio, AM with stereo tape 10,074 229.00
UM2 Radio, AM-FM with stereo tape 32,156 328.00
U05 Horns, dual 25,088 7.00
U14 Special Instrumentation 15,967 106.00
U35 Clock 26,246 20.00
U58 Radio, AM-FM stereo 32,477 229.00
U63 Radio, AM 74,376 79.00
U69 Radio, AM-FM 35,838 149.00
U76 Antenna, windshield type 74,814 25.00
U80 Speaker, rear seat 28,940 24.00
V01 Radiator heavy-duty 56,624 31.00
YF5 Emission Equipment, required for California 33,911 75.00
YJ8 Wheels, aluminum23,794 265.00
ZJ7 Rally Wheels102,56385.00
ZJ9 Auxiliary Lighting62,280 34.00
Z21Style Trim Group 111,054 70.00
Z54Interior Decor and Quiet Sound Package 32,099 61.00

1978 Colors
Paint CodeExteriorQty Interiors
11 White 28,908 B-Bk-C-G-T-Wb-Wbk-Wc-Wg-Ws
15 Silver 32,060 B-Bk-C-Wbk
19 Black 30,789 B-Bk-C-G-T-Wbk-Wc-Ws
22 Dark Blue 29,788 B-Bk-Wb-Wbk
24 Bright Blue24,828 B-Bk-Wb-Wbk
34 Yellow-Orange2,311Bk-T-Wbk
48 Dark Blue-Green15,030 Bk-T-G-Wbk-Wg
51 Bright Yellow15,361 Bk-T-Wbk
63Camel20,267 Bk-T-Wbk
67Saffron9,230Bk-T-Wbk-Ws
69 Dark Camel23,370 Bk-T-Wbk
75 Light Red16,163 Bk-C-T-Wbk
77 Carmine24,509 Bk-C-T-Wbk-Wc

1978 Vinyl Top Code
11T = White, 15T = Silver, 19T = Black, 22T = Light Blue, 44T = Medium Green, 61T = Carmel Beige, 79T = Dark Carmine

Interior Codes:
11N = W/v/LT, 11R = W/v/SC, 19B = Bk/c/SC, 19D = Bk/c/LT, 19N = Bk/v/LT, 19R = Bk/v/SC, 24B = B/c/SC, 24C = B/c/LT, 44N = G/v/LT, 44R = G/v/SC, 62B = T/c/SC, 62C = T/c/LT, 62N = T/v/LT, 62R = T/v/SC, 74B = C/c/SC, 74C = C/c/LT, 74N = C/v/LT, 74R = C/v/SC. a With code 11 white seats, 19X had black carpet, 24X had blue carpet, 44X had green carpet, 67X had saffron carpet, and 74X had carmine carpet.

Abbreviations: B = Blue, Bk = Black, C = Carmine, c = cloth, G = Green, LT = Type LT, SC = Sport Coupe, T = Tan, v = vinyl, W = White, Wb = White seats with blue carpet, Wbk = White seats with black carpet, Wc = White seats with carmine carpet, Wg = White seats with green carpet, Ws = White seats with saffron carpet.

1978 Spotters Guide & New Features
Rally Sport offered as a Camaro Model, not RPO. Only available as 6-cylinder.


1978 Camaro RPO Breakouts & Model Specifics

1978 Z21 Style Trim - Includes body colored insert on door handles; bright roof drip, lock pillar, upper fender, hood panel and belt mouldings plus bright accented parking lights.

1978 Z28 Special Performance Package -
Engine: Hydraulic-cam 350 delivered 185 bhp and 280 ft./lb. torque. Cast-iron crank. 2-bolt mains. Cam timing: 280 degree intake, 288 exhaust, 58-degree overlap, 0.410 inch lift. No mufflers but twin pipes with catalytic converters and resonators. Rochester 4-barrel carb.
Transmission: 4-speed Borg-Warner T-10, aluminum case, Inland or Hurst shifter, 2.54:1 low (not available in California). Turbo Hydra-Matic 400 optional, mandatory in California.
Clutch: 11 inch diameter.
Rear Axle: Ratios were 3.42 for Turbo Hydra-Matic and 3.73 for 4-speed; no options
Brakes: Identical to 1974 models.
Front Suspension: Spring rates revised: 365 lb./in. instead of 300 previously. Stabilizer now 1.2 inch instead of 1.0.
Rear Suspension: Springs 127 lb./in. for 1977 instead of 89-99 lb./in. for 1974. Rear stabilizer 0.55 instead of previous 0.69 inch. Higher durometer shackle rubber bushings with revised rear shackles. Revalved shocks.
Steering: Power assist standard, ratio now straight 13.02:1 overall instead of 1974's 14.3:1.
Wheels & Tires: 15 x 7 rims, Goodyear GR70-15 steel-belted radials standard.
Other Options, equipment, facts: The revived Z-28 became a handling & appearance package for 1977 as opposed to a power package. Space-Saver spare standard. Specific decals on hood, front fenders, front and rear spoilers, wheel houses, rocker panels. and door-handle inserts.
Total Production: 54,907

1978 Z54 Interior Decor/Quiet Sound - Includes glove compartment light and additional instrument cluster lighting; simulated leather accents on instrument cluster; special engine compartment, hood and interior insulation (Standard with Type LT)

1978 Rally Sport Model - Two tone paint scheme, includes "upper color" hood, header panel, grill, headlamp bezels, top of fenders, front part of roof, upper portion of doors, rear end panel and license plate opening. Tri-color decal separates upper color from body color. Tri-color rally sport decals on fenders and deck lid. Not available w/vinyl roof, not combinable with Z28 model.
Available lower body color choices were: Blue, Camel, Lt. Red, Silver, White & Bright Yellow.

1978 Type LT -

Last updated: 12/29/1997
Author: MadMike Maciolek
Email: m_maciolek@vmsnet.enet.dec.com Return to Main Page Return to Camaro Menu
or Email: iracez28@stc.net

1997 Maciolek Engineering - All rights reserved