ENGINE CODES:
The engine code/stamp identifies the engine assembly plant, assembly date, and engine suffix code stamped by the engine plant. It is located on a machined pad on the engine block. On a V8, you will find the pad on the passenger's side of the engine block at the bottom of the forward end of the head. On a 6 cylinder engine, you will find the pad on the passenger's side of the block towards the forward end near the distributor.
The Engine code format is FMMDDXX. This breaksdown as follows:
F - Is the Engine Factory Code. This will be one of the following:
F = Flint, MI Motor Facility for 6 cylinder engines
V = Flint, MI Engine Plant for 8 cylinder engines
T = Tonawanda, NY Engine Plant
MM - Month of the year:
01-12
DD - Day of the month:
01-31
XX - Suffix Code:
refer to the codes below
AUTOMATIC SUFFIX CODE: MANUAL SUFFIX CODE:
FM - 250ci/155HP L22 L6 LA - 230ci/140HP base L6
FR - 250ci/155HP L22 L6 # LB - 230ci/140HP base L6 #
GP - 250ci/155HP L22 L6 * LC - 230ci/140HP base L6 *
GQ - 250ci/155HP L22 L6 *# LD - 230ci/140HP base L6 *#
LG - 230ci/140HP base L6 * LN - 250ci/155HP L22 L6
LE - 230ci/140HP base L6 LO - 250ci/155HP L22 L6 #
LF - 230ci/140HP base L6 # LP - 250ci/155HP L22 L6 *
LH - 230ci/140HP base L6 *# LQ - 250ci/155HP L22 L6 *#
ME - 327ci/210HP base V8 MA - 327ci/210HP base V8
MF - 327ci/210HP base V8 * MB - 327ci/210HP base V8 *
MJ - 283ci/195HP (Swiss) MD - 283ci/195HP (Swiss)
MM - 327ci/275HP L30 MK - 327ci/275HP L30
MN - 327ci/275HP L30 * ML - 327ci/275HP L30 *
MU - 350ci/295HP L48 MO - 302ci/290HP Z28
MV - 350ci/295HP L48 * MP - 302ci/290HP Z28 *
MY - 396ci/325HP L35 MQ - 396ci/375HP L78
MZ - 396ci/325HP L35 * MR - 396ci/375HP L78 *
MS - 350ci/295HP L48
MT - 350ci/295HP L48 *
* Cars with Smog/K19 MW - 396ci/325HP L35 *
# Cars with A/C MX - 396ci/325HP L35
CASTING NUMBERS:
ENGINE BORE CASTING#
L6 3.875" 3877178 / 3921968
327 4.0" 3903352 / 3892657
302/350 4.0" 3892657
396 4.094" 3902406 / 3916323
TRANSMISSION CODES:
The transmission code for 1967-1969 all used the same format.
TYMDDS which breaks down as follows:
T - Transmission Type which included:
Manuals: Automatics:
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:
7 - 1967
8 - 1968
9 - 1969
M - Month:
A - January K - July
B - Februay M - August
C - March P - September
D - April R - October
E - May S - November
H - June T - December
DD - Day of the Month:
01-31
S - Suffix Code:
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)
REAR AXLE CODES:
AXLE CODE:
PA - 3.08:1
PB - 3.36:1
PC - 3.31:1 with a 350 & 4-Speed
PD - 3.07:1 posi
PE - 3.08:1 posi
PF - 3.31:1 posi
PG - 3.36:1 posi
PH - 3.55:1 posi
PI - 3.55:1 posi
PJ - 3.73:1 posi
PK - 3.55:1 w/4speed
PL - 3.55:1 w/M21, M22 4-speed
PM - 3.73:1
PN - 3.07:1 w/metallic brakes
PO - 3.07:1 posi w/metallic brakes
PP - 3.31:1 w/metallic brakes
PQ - 3.55:1 w/metallic brakes
PR - 3.31:1 posi w/metallic brakes
PS - 3.55:1 posi w/metallic brakes
PT - 3.73:1 w/metallic brakes
PU - 3.73:1 posi w/metallic brakes
PV - 3.07:1
All users of our website, forms and services are subject to our Privacy Policy and are bound by the Terms of Use. Please read.
Copyright © Spindy's Classics & Collectibles. All Rights Reserved.
1967 CHEVROLET CAMARO
DRIVETRAIN
Contact us at 1-855-SPINDYS
