1970 Camaro Data

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1970 Camaro Production: 12,578 6-cyl, 112,323 V8, 124,901 total.
Dealer Introduction: 2/26/70

Vehicle Identification Example: 123870N500001
* Third digit is engine code: 3 = 6-cylinder, 4 = V8
* Sixth digit is model year: 0 = 1970
* 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: 188.0 inchesHeight:50.1 inches Width: 74.4 inches Wheelbase: 108.0 inches Weight: 3313

1970 Engines
CIDConfigBore & StrokeBHP @ RPMTorque @ rpmCompCarb.
Base 250 L-6 3.875 x 3.53155 @ 4200 235 @ 1600 8.5:1 1V
Base 307 V-8 3.875 x 3.25200 @ 4600 300 @ 2400 9.0:1 2V
L-65350 V-8 4.00 x 3.48250 @ 4800 345 @ 2800 9.0:1 2V
L-48350 V-8 4.00 x 3.48300 @ 4800 380 @ 3200 10.25:1 4V
Z-28350 V-8 4.00 x 3.48360 @ 6000 380 @ 4000 11.011 4V
L-34396 V-8 4.126 x 3.76350 @ 5200415 @ 3400 10.25:1 4V
L-78396 V-8 4.126 x 3.76375 @ 5600415 @ 3600 11.0:1 4V
LS-6454 V-8 4.251 x 4.00450 @ 4600 500 @ 3600 11.25:1 4V

Note: Actual displacement of L-34 and L-78 "396" V-8's is 402 cid.

Engine Suffix
CCG: 250ci, mt CKN: 396ci, at, hp CNK: 350ci, pg, 300hp/SS
CCH: 250ci, ex, pg CKO: 396ci, mt, sp CNM: 350ci, pg, tb
CCI: 250ci, mt CKR: 396ci, mt CNN: 350ci, at, tb
CCJ: 250ci, ex CNA: 350ci, z CRE: 350ci, at, 300hp/SS
CCK: 250ci, at, tp CNC: 307ci, mt CCL: 250ci, mt, tp
CCM: 250ci, pg, tp CNE: 307ci, pg CND: 307ci, mt
CCZ: 250ci, at, mt CNF: 307ci, at CJF: 396ci, mt, 350hp/SS
CJH: 396ci, mt,375hp/SSCNH: 307ci, ex, pg CNG: 307ci, ex, mt
CJI: 396ci, at,350hp/SSCNI: 350ci, mt, tb CRF: 250ci, mt
CJL: 396ci, at CNJ: 350ci, mt, 300hp/SS CRG: 250ci, ex, mt
CTA: 307ci, at, ex CTB: 350ci, mt, z CTC: 350ci, at, z
CTW: 396ci, at, hp CTX: 396ci, hp, mt CTY: 396ci, at, sp
CJK: 396ci, at,375hp/SS

Abbreviations: at = Turbo Hydra-Matic automatic, ci = cubic inch, ex = export, hp = high performance, pg = Powerglide automatic transmission, mt = manual transmission, sp = special high performance, tb = two barrel carburetor, tp = taxi/police, Z = RPO Z28 special performance package, SS = used in SS option.

1970 Drivetrains
   BaseBaseL-65 L48Z-28L-34 L-78LS-6
   250307350 350350396 396454
3- and 4-spd. 12.85:12.85:12.54:12.52:1 2.52:1a2.20:1a2.52:1a 2.20:1a
manual trans 21.68:11.68:11.80:1 1.88:1 1.88:1 1.64:1 1.88:1 1.64:1
ratios 31.00:1 1.00:11.44:1 1.46:1 1.46:1 1,27:1 1.46:1 1.27:1
 4-- -- 1.00:1 1,00:1 1.00:1 1.00:1 1.00:1 1.00:1
 R2.95:12.95:12.54:1 2.59:1 2.59:1 2.26:1 2.59:1 2.26:1
           
Clutch diam., in. 9.12 10.3410.34 11.011.011.0 11.0 11.0
           
Axle ratios S3.08:13.08:13.36:1 3.31:1 3.73:1 3.31:1 3.55:1 3.31:1
 E
 P--3.08:13.36:1 3.31:14.10:13.31:14.10:1 --
                   
    Base Base L-65 L48 Z-28 L-34 L-78 LS-6
    250 307 350 350 350 396 396 454
Powerglide & 1 1.82:1 1.82:1b 2.52:1 2.52:1 2.48:1 2.48:1 N.o. 2.48:1
Turbo Hydra- 2 1.00:1 1.00:1 1.52:1 1.52:1 1.48:1 1.48:1 N.o. 1.48:1
matic ratios 3   -- 1.00:1 1.00:1 1.00:1 1.00:1 N.o. 1.00:1
  R 1.82:1 1.82:1 1.93:1 1.93:1 2.08:1 2.08:1 N.o. 2.08:1
                   
Axle ratios S 2.73:1 2.73:1 2.73:1 3.07:1 3.73:1 3.31:1 N.o. 3.31:1
  E - -- -- - -- - N.o. --
  p - -- 3.31:1 3.07:1 4.10:1 3.31:1 N.o.

Only manual transmission available with base 250 and 307 was the 3-speed.
Only manual transmission for larger V8's were 4-speeds.
a = Alternate 4-speed transmissions offered at no extra cost.
b = Turbo Hydra-Matic with 2.52:1 low range was also available for the 307 V-8.


Transmission Codes
TypePlantCode
3-SpeedMuncieS
3-speedMcKinnonK
4-Speed (L.D. cast iron case)MuncieR
4-Speed (H.D. aluminum case)MuncieP
PowerglideClevelandC
PowerglideMcKinnon E
Turbo Hydramatic 350ClevelandB
Turbo Hydramatic 350Toledo Y

Rear Axle Codes
COA 2.56:1   COM 2.56:1   COZ 3.73:1 Locking
COB 2.56:1   CON 2.56:1 Locking   CRA 3.07:1
COC 2.73:1   COO 4.10:1   CRB 3.31:1
COD 2.73:1 Locking   COP 2.73:1 Locking   CRC 3.55:1
COE 3.08:1   COR 3.73:1 Locking   CRD 3.73:1
COF 3.08:1 Locking   COS 3.07:1   CRE 4.10:1
COG 3.36:1   COT 3.07:1 Locking   CRF 2.56:1
COH 3.36:1 Locking   COU 3.31:1   CRG 2.56:1 Locking
COI 3.08:1   COV 3.31:1 Locking   CRH 3.08:1
COJ 3.08:1 Locking   COW 3.55:1   CRI 3.08:1 Locking
COK 3.36:1   COX 3.55:1 Locking   CRX 2.73:1
COL 3.36:1 Locking   COY 3.73:1   CRY 2.73:1 Locking

1970 Factory Options
RPODescription QtyRetail
12387 Camaro Sport Coupe, 6-cylinder 12,578 $2,749.00
12487 Camaro Sport Coupe, 8-cylinder 112,323 2,839.00
AK1 Belts, custom deluxe 13,218 12.15
AS4 Belts, custom deluxe rear shoulder 89 26.35
A01 Soft Ray Tinted Glass, all windows 71,363 37.95
A31 Power Windows
B37 Floor Mats, color-keyed front and rear 23,708 11.60
B93 Guards, door edge 35,577 5.30
C08 Vinyl Roof Cover 43,221 89.55
C24 Windshield Wipers, hide-a-way 40,143 19.00
C50 Defroster, rear window 8,814 26.35
C60 Air Conditioning 38,565 380.25
D34 Mirror, visor vanity 7,423 3.20
D35 Mirrors, sport right and left remote exterior 31,726 26.35
D55 Console - 59.00
D80 Spoiler, rear deck - 32.65
F41 Suspension, special purpose front and rear - 30.55
G80 Positraction, rear axle 19,752 44.25
J50 Power Brakes, front disc, rear drum 59,607 47.40
J52 Front disc brakes
L22 6 Cylinder Engine, 250 CID
L34 Engine, 396ci, 350hp Turbo-jet V8 (SS) 1,864 152.75
L65 Engine, 350ci, 250hp Turbo-Fire V8 34,780 31.60
L78 Engine, 396ci, 375hp Turbo-jet V8 (SS) 600 385.50
M20 Transmission, 4-speed wide range 12,191 205.95
M21 Transmission, 4-speed close ratio 5,302 205.95
M22 Transmission, 4-speed heavy-duty close ratio 1,185 232.35
M35 Transmission, Powerglide automatic 19,520 174.25
M38 3-speed automatic transmission, 300 deluxe
M40 Transmission, Turbo Hydra-Matic automatic 71,832 200.65
NA9 Emission Control, required for California 15,862 36.90
N33 Tilt Steering Column 6,735 45.30
N40 Power Steering 92,640 105.35
PL3 Tires, E78x14 belted white stripe 56,186 26.05
PL4 Tires, F70x14 belted white letter 20,783 65.35
PX6 Tires, F78x14 belted white stripe 12,893 43.30
PY4 Tires, F70x14 belted white stripe 15,776 65.70
P01 Wheel Covers, bright metal 73,292 26.35
P02 Wheel Covers, special 3,532 79.00
P06 Deluxe wheel trim cover
T60 Battery, heavy duty 5,518 15.80
U14 Special Instrumentation 17,842 84.30
U35 Clock 15,533 15.80
U63 Radio, AM pushbutton 110,779 61.10
U69 Radio, AM-FM pushbutton 8,586 133.80
U76 Windshield antenna
U80 Speaker, rear seat 20,583 14.75
VF3 Bumpers, deluxe front and rear 1,605 36.90
V01 Radiator, heavy duty 1,509 14.75
YD1 Axle, trailering ratio 132 12.65
ZJ7 Wheels, rally 15,197 42.15
ZJ9 Auxiliary Lighting Group 8,307 13.70
ZP5 Appearance Guard Group (Includes B93, B37, D34)
ZQ2 Operating Convenience Group (Includes U35, D35, C50)
ZQ9 Axle, performance ratio 3,161 12.65
Z21 Style Trim Group 43,344 52.70
Z22 Rally Sport Package 27,136 168.55
Z23 Interior Accent Group 36,550 21.10
Z27 Super Sport Package 12,476 289.65
Z28 Special Performance Package 8,733 572.95
Z87 Custom Interior 21,059 115.90

1970 Colors
Paint CodeExteriorVinyl Top StripesInteriors
10Classic WhiteBk-Dg-W Bk B-Bk-Bkb-Bkg-Bkw-Dg-S-Sw
14Cortez SilverBk-W Bk B-Bk-Bkb-Bkg-Bkw-Dg-S-Sw
17Shadow GrayBk-W Bk-W Bk-Bkg-Bkw-Dg-S-Sw
25Astro BlueBk-W Bk-W Bk-Bkw-Sw
26Med BlueBk-WBk-WB-Bk-Bkb-Bkw-S-Sw
43Citrus GreenBk-W Bk-W Bk-Bkg-Bkw-Dg-Sw
45Green MistBk-Dg-W Bk-W Bk-Bkg-Bkw-Dg-S-Sw
48Forest GreenBk-Dg-WWBk-Bkg-Bkw-Dg-S-Sw
51Daytona YellowBk-W Bk Bk-Bkg-Bkw-Dg
53Camaro GoldBk-W Bk-W Bk-Bkw-Sw
58Autumn GoldBk-W W Bk-Bkg-Bkw-Dg-S-Sw
63Desert SandBk-W Bk-W Bk-Bkg-Bkw-Dg-S-Sw
65Hugger OrangeBk-W W-Bk Bk-Bkw-Sw
67Classic CopperBk-W W Bk-Bkw-S-Sw
75Cranberry RedBk-WBk-WBk-Bkw-S-Sw

1970 Vinyl Top Code
A = White, B = Black, C = Dark Blue, G = Dark Green, H = Dark Gold

Interior Codes: 710=Sw/std; 711=Bk/std;712=Bk/cv; 713=Bkw/cc; 714=Bkb/cc; 715=B/std; 716=B/cv; 720=Bkg/cc; 723=Dg/std; 724=Dg/cv; 725=Bk/cc, 726=S/std; 727=S/cv, 730=Sw/cv.

Abbreviations: B = Blue, Bk = Black, Bkb = Black with blue accents, Bkg = Black with green accents, Bkw = Black with white accents, cc = Custom cloth, cv = Custom vinyl, Dg = Dark green, S = Saddle, Sw = Sandlewood, std = standard, W = White.

1970 Spotters Guide & New Features


1970 Camaro RPO Breakouts & Model Specifics

Spring Information

1970 Z21 Style Trim - Includes body colored insert on door handles, bright window, body, sill and hood panel moldings plus bright accented parking lights, taillights and backup lights. (Included with Rally Sport option).

1970 Z22 Rally Sport - Includes special black painted grille with special rubber tipped vertical center bar and resilient body color grille frame; Independent LH and RH front bumpers replacing full width bumper; license plate bracket mounted below RH bumper; parking lights with bright accents mounted on grille panel; Hide-a-Way windshield wipers with black-chrome finished arms and articulated left hand blade; bright window, hood panel and body sill moldings; body colored insert on door handles; RS emblem on steering wheel; Rally Sport front fender nameplates; bright accented taillights and back-up lights. (RS emblems deleted with SS or Z28 option).

1970 Z23 Accent Group Interior - Includes additional instrument cluster lighting, wood grained accents on instrument cluster and steering wheel (included in Custom Interior option).

1970 Z27 Super Sport - Includes 300-hp Turbo-Fire 350 engine and bright accents; power brakes, special ornamentation; special hood insulation; F70-14 bias belted ply white lettered tires, 14" x 7" wheels; black painted grille; hide-a-way windshield wipers with black chrome finished arms and articulated left hand blade; SS emblems on steering wheel, fenders, grille and rear deck (available with V8 only, available with 4-speed manual or automatic transmission only, optional engines are L34 350 hp 396 and L78 375 hp 396)
Total SS Production = 12,476
L48/350 ci = 10012  L34/396 ci = 1864  L78/396 ci = 600
Carburetor Part numbersDistributor Part Numbers
350 ci - 7040203350 ci - 1111997
350 ci w/at - 7040202396 ci - 1112000
396 ci - 7040205396 ci - 1112000
396 ci w/at - 7040204
396 ci 375hp w/EEC - 3957477 (Holly R-4557A)
396 ci 375hp w/EEC - 3967479 (Holly R-4491A)
396 ci 375hp w/EEC & at - 3969898 (Holly R-4492A)
396 ci 375hp w/EEC & at - 3969894 (Holly R-4556A)
BBC Intake Manifold: 3963569

1970 Z28 Special Performance Package
Engine: Includes special 350 CID, 360-bhp V-8 derived from Corvette LT-1. Four-bolt mains, forged steel crank, TRW impact extruded pistons, 11:1 c.r. Standard cam was 1969 optional cam, with 317-degree intake duration and 346-degree exhaust. Lift: 0.458 inches intake and exhaust, Carburetion by Holley 780-cfm 4-barrel atop new high-rise aluminum manifold. Spark via aluminum single-point, vacuum controlled distributor. High-performance oil pump, baffled pan, windage tray. Cast aluminum rocker covers with internal galleries. Twin-pulley fan drive. Mechanical valve lifters. Same heads and valve sizes as 302. Chrome dressup kit, larger-capacity radiator.

1970 Z28 Carburetor (780 cfm Holley)
A/T List 4490 GM # 3972120
4 Spd List 4555 GM # 3972121
A/T w/NB2 List 4554
4 Spd w/NB2 List 4489

Casting # GM P/NDescription
Block (CNA)3970010
Block (CTB)3970010 M/T
Block (CTC)3970010 A/T
Crank
Heads 3927186
Cam
Pistons
Intake3972110
Intake3972114
Intake3972116
Exhaust 3942527 Left Manifold
Exhaust 3946826 Right Manifold
Exhaust 3989041 Left Manifold
Exhaust 3986330 Right Manifold
Distributor
(Accessories)

Transmission: Mandatory choice of same Muncie 4-speeds as before, with special 2400-rpm-stall torque converter Turbo Hydra-Matic optional. First year an automatic transmission could be ordered in the Z-28.

Clutch: New 11-inch unit.

Rear Axle: GM 12 bolt, unchanged from 1969. Positraction optional. 3.73:1 ratio standard.
Rear Axle
Axles (description)

Brakes: 11-inch, vented, cast-iron front discs with vacuum assist standard. Rear 9.5-inch drums.

Front Suspension: Similar to previous Camaro's. Z-28 anti-roll bar 1.0-inch diameter instead of standard 0.6875-inch unit.
Rear Suspension: RPO F-41 special suspension standard, including 5-leaf rear springs, 125 lb./in. spring rate, staggered heavy-duty shocks, link-type rear stabilizer bar.
Steering: Standard non-power steering ratio 18.8:1 or 4.1 turns lock to lock. Optional power steering came as variable-ratio at 14.3-10.9:1 for 2.3 turns lock to lock.
Part  GM P/N Description
Steering Gear   
Valve    
Pitman Arm  3964877  Manual Steering
Pitman Arm  3964881  Power Steering
Front Swaybar 3984557  1.00" dia.
Rear Swaybar  481471  0.688" dia.
Rear Swaybar  3983085  0.688" dia.
 Part #  Code Specs
Front Spring  3982345   EJ
Front Spring  3982346   EN
Front Spring  3982347   EO
Front Spring  3996362   w/o CAC
Front Spring  3996364   w/ CAC
Rear Spring  481992   PK 125 lb/inch
Rear Spring  480881   125 lb/inch

Wheels & Tires: 15 x 7 steel wheels painted dull grey with bright lugnuts, center caps with blue bow-tie and trim rings,
Wheel Code: AU, Part #: 3983045, Center cap part #: 3989479, Trim Ring part #: 3984524.
F60-15 fiberglass-belted white letter tires standard.

Other Options, equipment, facts: One-piece low-profile rear spoiler standard; 3-piece high spoiler (COPO 9796) available optionally after Apr. 20, 1970; special instrumentation; dual exhaust; black painted grille; Z28 emblems on grille, front fenders and rear deck lid; rear bumper guards; special hood insulation; special paint stripes on hood and rear deck.

Total Production: 8733

1970 Z87 Custom Interior - Includes deluxe seat and sidewall trim; glove compartment light and additional instrument cluster lighting; wood grained accents on instrument cluster, steering wheel and door trim panels; luggage compartment mat plus special engine compartment, hood and interior insulation (with cloth or vinyl seats).

Last updated: 7/13/98
Author: MadMike Maciolek
Email: iracez28@stc.net
Email: m_maciolek@vmsnet.enet.dec.com

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