1970 Camaro Restoration Information

1970 Camaro Specifications

1970 Camaro

Most of the 1969 innards of the Camaro were transferred over to the all new 1970 Camaro. The new body now consisted of a fastback roof line, no-vent full door glass and this year saw the removal of the rear side quarter windows.

The standard Camaro model offered a different bumper configuration when compared to the 1970 RS model.

The instrument panel now offered round dials for gauges, new bucket seat designs, as well as an optional center console. The standard 70 Camaro interior was vinyl black dashboard finish.

The 1970 Camaro is considered one of the most valuable and sought after years. In particular, the rare 454 V8 is highly sought by many collectors and car enthusiasts alike.

1970 saw the introduction of the all new Second Generation Camaro. The 1st generation Camaro (1967 – 1969) was seen as a hasty response to the Ford Mustang. It was considered a compromise by some critics. There would be no compromises with this car. Due to production delays, the 1970 Camaro was introduced in February 1970, halfway into the production year. Because of this, some people will call the 1970 Camaro a 1970-1/2, but officially the car is a 1970 model year Camaro. Good things come to those who wait, and this car was met with rave reviews from nearly everyone. Chevrolet had a winner that would run for 12 years.

It was 2 inches longer, 1.1 inches lower, and 0.4 inches wider than the previous Camaro but still had a 108-inch wheelbase. Its doors were longer by 8 inches and the roof was moved back giving the car a sleek long hood and a short rear deck which typified the pony-car. The convertible body style was no longer available and the windshield was swept back increasing visibility by 10% along with hiding the radio antenna within it (depending on radio choice). The rear view mirror was bonded to the windshield and no longer hung off the roof trim. Efforts were made to eliminate road noise by strategically insulating various points on the car. The interior of the car was completely redesigned with a new dashboard, console, and other interior trim.

The 70 Camaro was also available with a distinctive appearance package called the Rally Sport (RPO Z22) option. Unlike the previous year’s hidden headlights, the RS package included a distinctive nose and bumper treatment, round front parking lights, hidden wipers, and other trim. The Rally Sport package could be added to any model Camaro and when combined with the SS option became an RS/SS or when combined with the Z28 it became an RS/Z28.

Further details on the Rally Sport can be found here.

The “Super Sport” (RPO Z27) package was continued. This model offered stylish performance and was the only way to obtain the 396 Big Block Chevy engine (which actually displaced 402 cubic inches).

Complete information on the Super Sport can be found here.

The “Z28 Special Performance Package” (RPO Z28) was not only positioned as the top Camaro performer, but it put its money where its mouth was. Designed to race in the SCCA Trans Am Series, the 1970 rules changes allowing for the 5.7L engine meant the Camaro was able to now use the 350 engine. The previous Z28s were limited to 302 cubic inches and were known to be temperamental on the street. The bigger engine also allowed an automatic transmission to be used in the Z28 for the 1st time. Due to the solid lifter, high revving cam, air conditioning was still not available on the Z28. With a stout drivetrain, including a mandatory 12 bolt rear axle, and a tuned suspension, the Z28 was a match for anything found on the street or at the track.

Complete information on the 1970 Z28 can be found here.

1970 Camaro OEM Brochure

1970 Camaro Model Options:


Engine Options:
  • 250 cubic inch L6
  • 307 cubic inch V8
  • 350 cubic inch V8
  • 396 cubic inch V8
  • 454 cubic inch V8

1970 Camaro Production:
  • 12,578 6-cyl
  • 112,323 V8
  • 124,901 total

Dealer Introduction:

2/26/70


Vehicle Identification Example:
  • 123870N500001
  • First digit is GM Division: 1 = Chevrolet
  • Digits 2&3 are model series: 23 = 6-cyl, 24 = 8-cyl Camaro
  • Digits 4&5 are body type: 87 = 2dr. coupe
  • Sixth digit is model year: 0 = 1970
  • The seventh digit is N for Norwood assembly, L for Van Nuys.
  •  The last six digits increased one with each car built at each plant, the sequence started at 500001.

Dimensions:
  • Length: 188.0″
  • Height: 50.1″
  • Width: 74.4″
  • Wheelbase: 108.0″

Curb Weight:
(1970 Option weight table)
  • 12387 – 3166 Lbs
  • 12487 – 3278 Lbs

Because desirable models like Z/28s, Pace Car replicas and SS396s are easily cloned, Bowtie enthusiasts should carefully inspect any potential garage additions; VIN and trim plates are easily decoded for authenticity.

Vehicle Identification Example: 123379N500001
* Third digit is engine code: 3 = 6-cylinder, 4 = V8
* Fourth digit is body style: 3 = Coupe, 6 = Convertible
* Sixth digit is model year: 9 = 1969
* Seventh digit is N for Norwood assembly, L for Van Nuys.
* Last six digits increased one with each car built at each plant.

 

1970 Ending VIN by Month (Norwood)
  • Jan – 504136
  • Feb – 511650
  • Mar – 520821
  • Apr – 534781
  • May – 553164
  • Jun – 573319
  • Jul – 592248


1970 Ending VIN by Month (Van Nuys)

  • Jan – 502995
  • Feb – 508210
  • Mar – 514067
  • Apr – 519778
  • May – 524858
  • Jun – 529852
  • Jul – 532651

Learn to decode your pre-1981 GM vin code!

1970 Camaro Spotters Guide & New Features

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).

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).

Click here for information on How to verify a Rally Sport
Click here to view a 1970 RS

Side view | High Angle Front View | Front 1/4 Side view ]

Z23 Accent Group Interior

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

Z87 Custom Interior

Includes deluxe seat (in cloth or vinyl) 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.

Z27 Super Sport

Includes 300-hp Turbo-Fire 350 engine and bright accents & dual exhaust; 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 and grille (exc. when combined with RS), 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). 396 received black painted rear panel and forced RPO F41 onto the car. L78 required Positraction.

Total SS Production:
  • L48/350 CI = 10,012
  • L34/396 CI = 1,864
  • L78/396 CI = 600
  • Total: 12,476

 

BBC Intake Manifold:
3963569

Carburetor Part Numbers
Distributor Part Numbers

Z28 Special Performance Package

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:
  • 8,733

Engine:

Includes special 350 CID, 360-bhp V8 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 (4150) 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 dress up kit, larger-capacity radiator.

Click here to see the specific LT-1 Engine Components.

1970 Z28 Carburetor (780 cfm Holley)
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 Z28.


Clutch:

New 11-inch unit.


Rear Axle:

GM 12 bolt (only year 12 bolt used). Positraction optional. 3.73:1 ratio standard. 4.10 ratio available (RPO ZQ9)


Brakes:

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


Front Suspension:

Similar to previous Camaros. Z28 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.


Wheels & Tires:

15″ x 7″ steel wheels painted dull grey with bright lug nuts, center caps with blue bowtie and trim rings.


Wheel Code:

AU, Part #: 3983045, Center cap part #: 3989479, Trim Ring part #: 3984524. F60-15 fiberglass-belted white letter tires standard.

Click here to see the specific 1970 Z28 Chassis Specifications.

Includes deluxe seat (in cloth or vinyl) 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.

1970 Camaro Engine Codes & Specs

Available Engine Specifications

6-Cylinder Engine Codes
8-Cylinder Engine Codes

Engine Code Example: V0328CJH
(396 375hp Assembled in Flint assembly plant on March 28)

Click here for further engine decoding information

1970 Camaro Transmission Codes

Transmission Code Example: P0C27A
(1970 Muncie 4 speed, assembled March 27, (M20 w/2.52 1st gear)

Type Code:

  • R3 = 3 speed manual (L6 & V8)
  • WB = 4 speed manual (V8)
  • UD = Powerglide (L6)
  • UF = Powerglide (V8)
  • GW = TH350 (V8)

TH400 transmission code is CK or CY (for BBC) and is stamped on a tag which is riveted to transmission case.

Click here for further transmission decoding information

1970 Camaro 3-Speed & 4-Speed Manual Transmission Ratios

Only manual transmission for larger V8s were 4-speeds. Only manual transmission available with base 250 and 307 was the 3-speed.

1970 Camaro Powerglide and Turbo Hydramatic Ratios

*Turbo Hydramatic with 2.52:1 low range was also available for the 307 V8

1970 Camaro Rear Axle Codes

Rear Axle Code Example: COZ0327GE
(Chevy sourced 3.73 Posi, Assembled on March 27 w/ Eaton Posi)

Click here for further axle decoding information

1970 Camaro Factory Options

Regular Production Option (RPO)

1970 Camaro Cowl Tag Info

1970 Camaro Example Cowl Tag & Breakdown
1970 camaro
1970 Camaro

The Cowl Trim Tag, located on the cowl area identifies significant information about your car. 

Click here for further cowl tag decoding information

Line 1: Year, GM Division, Model & Body, Assembly Plant, Sequence Number

Line 2: Trim & Paint

Line 3: Build Month and Week, Accessory Codes (Norwood), Stripe Code (Norwood), Internal Plant Codes (Van Nuys)

1970 Camaro Paint Codes

Exterior Color Codes

Paint type: “Magic-Mirror” Acrylic Lacquer. Two-tone combinations not offered. Vinyl top offered at additional cost.

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

Interior Color Codes

Abbreviations: B = Blue, Bk = Black, Bkb = Black w/ Blue Accents, Bkg = Black w/ Green Accents, Bkw = Black w/ White Accents, cc = Custom Cloth, cv = Custom Vinyl, Dg = Dark Green, S = Saddle, Sw = Sandlewood, std = Standard, W = White

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