1969 C3 Corvette Front Angle

1969 Corvette Performance & Specifications

Powertrain, Steering, Brakes, Dimensions, & Suspension

The 1969 Chevy Corvette arrived on the coattails of critics who had been anything but kind to the inaugural C3 Corvette just the year before.  Although the overall tone of the critics was marginally more positive by the end of the 1968 model year, GM recognized that there was still a way to go to fully win over the same people who were so quick to tear the Corvette apart.

Read More: 1969 Chevrolet Corvette Research Center.

1969 Corvette Specifications

MODEL: 1969 Chevrolet Corvette
BODY STYLE: Two-door convertible/coupe, front engine, rear wheel drive
MANUFACTURING LOCATION: St. Louis, Missouri
CONSTRUCTION: Fiberglass Reinforced Plastic (FRP or “fiberglass”) body, all welded, full length, ladder construction frame with 5 cross-members. Front section flat;rear section contoured over rear axle. Side-rails and intermediate cross members box construction. Rear crossmember “C” shaped; front crossmember concave for engine clearance.
VEHICLE NUMBERS (VIN): 194379S700001 – 194379S738762
ENGINE SUFFIX: GC: 350 CUBIC INCH, 350 HP, MANUAL TRANSMISSION, TRANSISTOR IGNITION
GD: 350 CUBIC INCH, 350 HP, MANUAL TRANS., AIR CON., TRANSISTOR IGNITION
HW: 350 CUBIC INCH, 350 HP, MANUAL TRANSMISSION
HX: 350 CUBIC INCH, 350 HP, MANUAL TRANS, AIR CON
HY: 350 CUBIC INCH, 300 HP, MANUAL TRANS
HZ: 350 CUBIC INCH, 300 HP, AUTOMATIC TRANS
LL: 427 CUBIC INCH, 390 HP, AUTOMATIC TRANS
LM: 427 CUBIC INCH, 400 HP, MANUAL TRANS
LN: 427 CUBIC INCH, 400 HP, AUTOMATIC TRANS
LO: 427 CUBIC INCH, 430 HP (L88), MANUAL TRANS
LP: 427 CUBIC INCH, 435 HP, MANUAL TRANS, ALUMINUM HEADS
LQ: 427 CUBIC INCH, 400 HP, MANUAL TRANS
LR: 427 CUBIC INCH, 435 HP, MANUAL TRANS
LT: 427 CUBIC INCH, 435 HP, MANUAL TRANS, HEAVY DUTY CLUTCH
LU: 427 CUBIC INCH, 435 HP, MANUAL ALUM. HEADS, HEAVY CLUTCH
LV: 427 CUBIC INCH, 430 HP (L88), AUTOMATIC TRANS
LW: 427 CUBIC INCH, 435 HP, AUTO TRANS, ALUMINUM HEADS
LX: 427 CUBIC INCH, 435 HP, AUTO TRANS
ME: 427 CUBIC INCH, 430 HP (ZL1), MANUAL TRANS
MG: 427 CUBIC INCH, 430 HP (ZL1), AUTOMATIC TRANS
MH: 427 CUBIC INCH, 390 HP, MANUAL TRANS, TRANSISTOR IGNITION
MI: 427 CUBIC INCH, 390 HP, AUTO TRANS, TRANSISTOR IGNITION
MJ: 427 CUBIC INCH, 400 HP, AUTO TRANS, TRANSISTOR IGNITION
MK: 427 CUBIC INCH, 400 HP, MANUAL TRANS, TRANSISTOR IGNITION
MR: 427 CUBIC INCH, 430 HP (L88), MANUAL TRANS
MS: 427 CUBIC INCH
ENGINE BLOCK NUMBER: 3932386, 350 CUBIC INCH, 300 HP, 350HP
3832388, 350 CUBIC INCH, 300 HP, 350HP
3935439, 427 CUBIC INCH, 390HP, 400HP, 430HP, 435HP
3946052, 427 CUBIC INCH, 430HP (ZL1)
3955270, 427 CUBIC INCH, 390HP, 400HP, 430HP, 435HP
3963512, 427 CUBIC INCH, 390HP, 400HP, 430HP, 435HP
3956618, 350 CUBIC INCH, 300 HP, 350HP
3970010, 350 CUBIC INCH, 300 HP, 350HP
HEAD NUMBER: 3919840, 427 CUBIC INCH, 435HP, IRON HEAD
3919842, 427 CUBIC INCH, 435HP, ALUMINUM HEAD
3927186, 350 CUBIC INCH, 300HP, 350HP
3927187, 350 CUBIC INCH, 350HP
3931063, 427 CUBIC INCH, 390HP, 400HP
3946074, 427 CUBIC INCH, 430HP, ALUMINUM HEAD
3947041, 350 CUBIC INCH, 300HP
CARBURETOR NUMBERS: ROCHESTER Q-jet #7029202: 350 CUBIC INCH, 300HP, AUTO
ROCHESTER Q-jet #7029203: 350 CUBIC INCH, 300HP, MANUAL
ROCHESTER Q-jet #7029204: 427 CUBIC INCH, 390HP, AUTO
ROCHESTER Q-jet #7029207: 350 CUBIC INCH, 350HP, MANUAL
ROCHESTER Q-jet #7029215: 427 CUBIC INCH, 390HP, MANUAL
HOLLEY R3659A #3902353: 427 CUBIC INCH, 400HP, 435HP
HOLLEY R4055-1A #3940929: 427 CUBIC INCH, 400HP, 435HP
HOLLEY R4056-1A #3940930: 427 CUBIC INCH, 400HP, AUTO
HOLLEY R4054A #3925519: 427 CUBIC INCH, 430HP
HOLLEY R4296A #3955205: 427 CUBIC INCH, 430HP
DISTRIBUTOR NUMBER: 1111490: 350 CUBIC INCH, 300HP
1111491: 350 CUBIC INCH, 350HP, TRANSISTOR IGNITION
1111493: 350 CUBIC INCH, 350HP
1111926: 427 CUBIC INCH, 390HP, 400HP
1111927: 427 CUBIC INCH, 430HP, TRANSISTOR IGNITION
1111928: 427 CUBIC INCH, 435HP, TRANSISTOR IGNITION
1111954: 427 CUBIC INCH, 390HP, 400HP, TRANSISTOR IGNITION
ALTERNATOR NUMBER: 1100825: AIR CONDITIONING AND/OR TRANSISTOR IGNITION
1100833: 427 CUBIC INCH, 390HP, 400HP
1100859: 350 CUBIC INCH, 300HP, 350HP
1100882: 427 CUBIC INCH, 430HP, 435HP, TRANSISTOR IGNITION
1100884: 350 CUBIC INCH, 300HP, AIR CONDITIONING
1100900:
AXLE IDENTIFICATION NUMBER AK: 3.36:1 RATIO, 3-SPEED, 4-SPEED TRANSMISSION
AS: 3.70:1 RATIO, 4-SPEED TRANSMISSION
POSITRACTION AXLE:
AL: 3.08:1 RATIO, 3-SPEED, 4-SPEED, & TURBO HYDRA-MATIC
AM: 3.36:1 RATIO, 3-SPEED, 4-SPEED TRANSMISSION
AN: 3.55:1 RATIO, 4-SPEED TRANSMISSION
AO: 3.70:1 RATIO, 4-SPEED TRANSMISSION
AP: 4.11:1 RATIO, 4-SPEED TRANSMISSION
AY: 2.73:1 RATIO, TURBO HYDRA-MATIC TRANSMISSION
PRODUCTION ENDING VEHICLE: SEP. 1968: 703041, JAN. 1969: 714695, MAY 1969: 723374, OCT. 1969: 734067, OCT. 1968: 706272, FEB. 1969: 717571, JUN. 1969: 725875, NOV. 1969: 736798, NOV. 1968: 709159, MAR. 1969: 720543, AUG. 1969: 728107, DEC. 1969: 738762, DEC. 1968: 711742, APR. 1969: 721315, SEP. 1969: 730963

 

1969 Corvette Powertrain Specifications

Order Code Standard L46 L36
Manufacturing Location Flint, Michigan Flint, Michigan Flint, Michigan
Type 90 degree V, Valve-In-Head 90 degree V, Valve-In-Head 90 degree V, Valve-In-Head
Cylinders 8 8 8
Displacement (cid) 350 350 427
Fuel Induction System 4-Barrel Carburetor 4-Barrel Carburetor 4-Barrel Carburetor
Horsepower 300 @ 5,000 350 @ 5,600 390 @ 5,400
Torque 380 @ 3,200 380 @ 3,600 460 @ 3,600
Bore x Stroke (in.) 4.00 x 3.48 4.00 x 3.48 4.251 x 3.76
Compression Ratio 10.25:1 11.0:1 10.25:1
Valve Lifters Hydraulic Hydraulic Hydraulic
Firing Order 1-8-4-3-6-5-7-2 1-8-4-3-6-5-7-2 1-8-4-3-6-5-7-2
Cylinder Number System (Left) 1-3-5-7 1-3-5-7 1-3-5-7
Cylinder Number System (Right) 2-4-6-8 2-4-6-8 2-4-6-8
Recommended Fuel Premium Premium Premium
Order Code L68 L71  L88
Manufacturing Location Flint, Michigan Flint, Michigan Flint, Michigan
Type 90 degree V, Valve-In-Head 90 degree V, Valve-In-Head 90 degree V, Valve-In-Head
Cylinders 8 8 8
Displacement (cid) 427 427 427
Fuel Induction System 3 x 2-Barrel Carburetor 3 x 2-Barrel Carburetor 3 x 2-Barrel Carburetor
Horsepower 400 @ 5,400 435 @ 5,800 430 @ 4,600
Torque 460 @ 3,600 460 @ 4,000 460 @ 4,000
Bore x Stroke (in.) 4.251 x 3.76 4.251 x 3.76 4.251 x 3.76
Compression Ratio 10.25:1 11.0:1 12.5:1
Valve Lifters Hydraulic Mechanical Mechanical
Firing Order 1-8-4-3-6-5-7-2 1-8-4-3-6-5-7-2 1-8-4-3-6-5-7-2
Cylinder Number System (Left) 1-3-5-7 1-3-5-7 1-3-5-7
Cylinder Number System (Right) 2-4-6-8 2-4-6-8 2-4-6-8
Recommended Fuel Premium Premium 103 RON Minimum

1969 Corvette Manual Transmission/Gear Ratios

Manual Transmission

Gear Ratios  3-Speed
4-Speed (RPO M20)
4-Speed Close Ratio (RPO M21)
4-Speed Heavy Duty (RPO M22)
1st Gear:
2.54:1
2.52:1
2.20:1
2.20:1
2nd Gear:
1.50:1
1.88:1
1.64:1
1.64:1
3rd Gear:
1.00:1
1.46:1
1.27:1
1.27:1
4th Gear:
N/A
1.00:1
1.00:1
1.00:1
Reverse:
2.63:1
2.59:1
2.26:1
2.26:1

Clutch

Clutch Stats
Type Chevrolet, single disk, dry plate, centrifugally assisted
Effective plate load (lbs.) 2450 – 2750 (2600 – 2800 with RPO L71)
Total Affective Area (sq. in.): 101.54 Standard and L46 (123.70 for RPO L36, L68, and L71)

Turbo Hydra-Matic Automatic Transmission RPO M40/ Gear Ratios

Gear Drive L2 L1 Reverse
1st Gear 2.48:1 2.48:1 2.48:1 N/A
2nd Gear 1.48:1 1.48:1 N/A N/A
3rd Gear 1.00:1 N/A N/A N/A
Reverse N/A N/A N/A 2.08

 


1969 Corvette Wheels, Suspension & Brakes

Suspension – Front

Type and Description: Independent, SLA type, coil springs with center mounted shock absorbers, spherical joint steering knuckle pivots.

Front Coil Springs
Make & Type Right-hand Helix Variable rate
Material Steel Alloy
Part Number 3931823, 3931825
Spring Rate (lb. per in.) 250 (284)
Rate at Wheel (lb. per in.)
Design Load 9.99 in. @ 1395 lbs. (9.99 in. @ 1540 lbs.)
Front Stabilizer Bar
Type Link
Material Hot rolled steel
Diameter .750 with 350ci engine, .9375 with 427ci engine

Suspension – Back

Type and Description: Full Independent rear suspension with frame-anchored differential unit. Position of each wheel established by three links: tubular axle drive shafts, transverse strut rods, torque control arms. Vertical suspension loads taken by transverse leaf springs. Built-in camber adjustment at strut rod inner ends.
Rear Leaf Springs
Number of Leaves 9
Material Chrome carbon steel
Length, width, height 46.36 x 2.25 x 2.121
Rear Strut
Material Forged Steel
Diameter 0.75

Brakes

Brake Specs
Type:
– Standard Caliper Disk – 4 Wheel Hydraulic
– J50 Bendix vacuum power unit, integral
Drum diameter, front (in.): 11.75 x 1.25
Drum diameter, rear (in.): 11.75 x 1.25
Swept Drum Area Effective area: 461.2

Wheels & Tires

Wheels & Tires Specs
Wheel Type:
– Standard Short spoke spider, welded steel
Wheels, size:
– Standard 15″ x 7.00
Tire, size:
– Standard F70 x 15 — 4 PR. 2-Ply Tubeless Rayon
– PT6 F70 x 15 — 4 PR, 2-Ply Red Stripe Nylon
– PT7 F70 x 15 — 4 PR, 2-Ply White Stripe Nylon
– PU9 F70 x 15 — 4 PR, 2-Ply White Letter Nylon
Inflation (cold)
– Front 24 lbs.
– Rear 24 lbs.

Steering

Steering Specs – Manual Steering
Type Semi-reversible gear with ball-nut driven by recirculating anti-friction bearings, energy-absorbing steering column, steering damper attached to relay rod; two position steering knuckle arm attachment for street and fast ratio steering. Adjustable steering column available optionally.
Make Saginaw
Ratio (Street) 20.2:1
Ratio (Fast) 17.6:1
Wheel Diameter (in.) 16
Turns, Stop to Stop
– Street 3.4
– Fast 2.92
Turning Diameter 37 ft. (outside front), 39 ft. (outside front)

 

Steering Specs – Power Steering RPO N40
Type (Specifications are the same as Manual Steering except the following):
Description Hydraulic; pump powered cylinder assisted linkage
Gear Ratio 16:1
Overall Ratio 17.6:1
Wheel Turns (Lock to Lock) 2.92

1969 Corvette

1969 Corvette Exterior Dimensions

Hard Top Dimensions

1969 Corvette Dimensions - HardTop

Exterior Dimensions (Hardtop) Interior Dimensions (Hardtop)
Wheelbase: 98.0 Inches Headroom: 37.1 Inches
Overall Length: 182.1 Inches Shoulder Room: 46.9 Inches
Total Body Width: 69.2 Inches Hip Room: 48.8 Inches
Overall Height: 47.9 Inches Leg Room: 43.0 Inches
Front Track Width: 58.3 Inches
Rear Track Width: 59.0 Inches
Min. Ground Clearance 4.9 Inches

Soft Top Dimensions

1969 Corvette Dimensions - Soft Top

Exterior Dimensions (Soft Top) Interior Dimensions (Soft Top)
Wheelbase: 98.0 Inches Headroom: 37.1 Inches
Overall Length: 182.5 Inches Shoulder Room: 46.9 Inches
Total Body Width: 69.0 Inches Hip Room: 48.8 Inches
Overall Height: 47.9 Inches Leg Room: 43.0 Inches
Front Track Width: 58.7 Inches
Rear Track Width: 59.4 Inches
Min. Ground Clearance 4.9 Inches

Coupe Dimensions

1969 Corvette Dimensions - Coupe

Exterior Dimensions (Coupe) Interior Dimensions (Coupe)
Wheelbase: 98.0 Inches Headroom: 36.2 Inches
Overall Length: 182.1 Inches Shoulder Room: 46.9 Inches
Total Body Width: 69.0 Inches Hip Room: 48.8 Inches
Overall Height: 47.8 Inches Leg Room: 43.0 Inches
Front Track Width: 58.7 Inches
Rear Track Width: 59.4 Inches
Min. Ground Clearance 4.9 Inches

Capacities

Capacities
Passenger Capacity 2 – Driver & Passenger
Curb Weight (lbs) 3,250
– Convertible 3,302
– Convertible (with hardtop) 3,263
– Coupe 3,245
Interior Passenger Volume (cu. ft)
Interior Trunk Volume (cu. ft) 20
Fuel Capacity (gallons): 20
Coolant capacity without heater (qts.) 21.0 with L36, L68, and L71
Battery: 12 volt, 62AH

1969 Corvette

1969 Corvette Performance Results

3-Speed Transmission
Standard
L46 L36 L68 L71
Performance weight (lbs.)
3545
N/A
N/A
N/A
N/A
Pounds/gross horsepower
11.82
N/A
N/A
N/A
N/A
Pounds/cu.in. piston displacement
10.13
N/A
N/A
N/A
N/A
Gross horsepower/cu.in. displacement
.857
N/A
N/A
N/A
N/A
Power displacement (cu.ft./mile)
260.65
N/A
N/A
N/A
N/A
Displacement factor (cu.ft./mile)
147.09
N/A
N/A
N/A
N/A
0 – 60 mph (seconds)
8.4
N/A
N/A
N/A
N/A
Top Speed (mph)
126
N/A
N/A
N/A
N/A
4-Speed Transmission
Standard
L46 L36 L68 L71
Performance weight (lbs.)
3541
3542
3682
3709
3718
Pounds/gross horsepower
11.80
10.12
9.48
9.27
8.55
Pounds/cu.in. piston displacement
10.12
10.12
8.66
8.69
8.71
Gross horsepower/cu.in. displacement
.857
1.000
.913
937
1.02
Power displacement (cu.ft./mile)
260.65
260.65
289.56
289.56
335.97
Displacement factor (cu.ft./mile)
147.26
147.18
156.60
156.18
154.64
0 – 60 mph (seconds)
Top Speed (mph)
119

 

Powerglide Automatic Transmission
Standard
L46 L36 L68 L71
Performance weight (lbs.)
3607
N/A
3759
N/A 3770
Pounds/gross horsepower
12.02
N/A
9.65
N/A 8.51
Pounds/cu.in. piston displacement
10.31
N/A
8.81
N/A
8.83
Gross horsepower/cu.in. displacement
.857
N/A
.913
N/A 1.02
Power displacement (cu.ft./mile)
238.93
N/A
289.56 N/A 291.49
Displacement factor (cu.ft./mile)
132.52
N/A
154.02
N/A
0 – 60 mph (seconds)
N/A
Top Speed (mph)
N/A

1969 Corvette