For all you performance, racing, and restoration needs for your Chevy project check out my web site. This is new and don't have the complete inventory added to the site yet, if there is anything you may need and don't see drop me a email at dadsracingparts@hotmail.com and tell me what you are looking for. I have coverage from the 40's to the present so take a look and see what I have to offer, I am trying to be competitive with all major companies and have found that I am right in line with them. So go to www.dadsracingparts.com and check me out!

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1967-69 Camaro Rear Axle Code Location

The format of the axle code is shown below:

67-69 Camaro Axle Code Format

aa mmdd fs
p
where:
aa = application code - two alphabetic characters
mm = two-digit numeric month (01-12)
dd = two-digit numeric day of month (01-31)
f = factory plant code (alphabetic)
G - Detroit Gear & Axle plant
s = shift code (1 or 2)
p = a positraction manufacturer code, when applicable,
is added on a second line. The posi manufacturer
codes are D for Dana, E for Eaton, and W for
Warner.
Example: BL 1213 G1
For a 68 or 69 model, this is interpreted as a
3.07:1 axle ratio, non-posi, 12-bolt rear
axle assembled on 13 December 67 by the
Detroit Gear & Axle plant, first shift.

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Muncie 4-speed Transmission Code Location

Muncie 4-speed transmissions were stamped on the rear edge of the passenger side of the transmission maincase.


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Transmission ID

tymdds where: t = transmission type MANUAL AUTOMATIC S = Saginaw 3-speed A = 68/69 L6 Torque-Drive K = McKinnon 3-speed C = Cleveland Powerglide H = 69 Muncie HD 3-speed T = Toledo Powerglide R = 4-speed Saginaw B = Cleveland TH350 P = 4-speed Muncie X = Cleveland TH350 Y = Toledo TH350 y = model year (not calendar year) m = month Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec --- --- --- --- --- --- --- --- --- --- --- --- A B C D E H K M P R S T dd = day of month s = suffix PowerGlide and TH350 (not used on all): D = day shift N = night shift 1969 Muncie 3-speed B = 2.42 first gear ratio 1969 Muncie 4 speed only: A = M20 B = M21 Use of the Muncie type suffix C = M22 began with 21 Oct 68 production. Examples: R7S21 Saginaw 4-speed, Nov 21, 1966 P8R01 Muncie M2x 4-speed, Oct 01, 1967 P9T11B Muncie M21 4-speed, Dec 11, 1968 C9D14N PowerGlide M35 2-speed auto, Apr 14, 1969, night shift

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Axle Ratio's

Axle Ratio Tooth Combination
2.56:1 41,16
2.73:1 41,15
3.07:1 43,14
3.08:1 40,13
3.08:1 37,12
3.31:1 43,13
3.36:1 37,11
3.42:1 41,12
3.55:1 39,11
3.73:1 41,11
4.10:1 41,10
4.11:1 37,9


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1967-1971 VIN Breakdown

VIN info from 1967 - 1971 were in the same format.
The breakdown is as follows:
1st digit: GM Line number: Chevrolet = 1.
2nd digit: Series number: Camaro = 2
3rd digit: Model/Engine number:3 = 6-cylinder (1967-69 with standard interior) , 4 = V8 (1967-69 with standard interior)5 = 6 cylinder (1967 - 69 with custom interior) , 6 = V8 (1967 - 69 with custom interior)
4th & 5th digit: Body Type Number:37 = Sport Coupe (1967-69) 67 = Convertible (1967-69) 87 = Sport Coupe (1970-71)
6th digit: Last digit of model year:7 = 1967, 8 = 1968, 9 = 1969, 0 = 1970, 1 = 19717th digit: Letter indicating assembly plantL = Van Nuys, California, N = Norwood, Ohio8th through 12th digits:
Sequential production number starting with 100001.


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