1970 Nova Radiator Codes

ENGINE, TRANSMISSION, AND RADIATOR COMBINATIONS

This chart was created to show what radiators came on the 1970 Nova.

Engines

TRANSMISSION

Std or Optional

MODEL

APPLICATION

Radiator Codes

Standard Cooling

Heavy Duty Cooling/ Air Conditioning

Option Numbers

Description

Broadcast Code

Part No.

Core Rows

Core Width (in.)

Fin Spacing (in.)

Tank Codes

Broadcast Code

Part No.

Core Rows

Core Width (in.)

Fin Spacing (in.)

Tank Codes

Driver

Passenger

Driver

Passenger

Std

(RPO L4)

FOUR-

CYLINDER

on Models

11127

11169

90-hp Turbo-Thrift 153

4-Cylinder

153-cu-in displacement

Single-barrel carburetor

Hydraulic lifters

8.5:1 compression ratio

Single exhaust

3-Speed -- Std

All

HP

3153413

2

18.07

0.28

Unknown

Unknown

HJ

3003908

2

18.07

0.16

Unknown

Unknown

Torque-Drive -- MB1

All

HP

3153413

2

18.07

0.28

Unknown

Unknown

HJ

3003908

2

18.07

0.16

Unknown

Unknown

Powerglide -- M35

Std

(RPO L26)

SIX-

CYLINDER

on Models

11327

11369

140-hp Turbo-Thrift 230

6-Cylinder

230-cu-in displacement

Single-barrel carburetor

Hydraulic lifters

8.5:1 compression ratio

Single exhaust

3-Speed -- Std

All

HN

3021440

2

20.80

0.28

IA

CD

HO

3021750

2

20.80

0.16

IA*

CD*

Torque-Drive -- MB1

All

HE

3018769

2

20.80

0.22

IA*

CF*

HA

3014714

2

20.80

0.16

IA*

CF*

Powerglide -- M35

Turbo Hydra-Matic -- M40

Std

(RPO L14)

EIGHT-

CYLINDER

on Models

11427

11469

200-hp Turbo-Fire 307

8-Cylinder

307-cu-in displacement

2-barrel carburetor

Hydraulic valve lifters

9.00:1 compression ratio

Single exhaust

3-Speed -- Std

All

VO

3016693

2

20.80

0.20

IA

CD

VK

3014711

3

20.80

0.16

IA

CD

4-Speed Wide-Range -- M20

Powerglide -- M35

All

VB

3016670

2

20.80

0.16

IA

CF

VR

3022040

3

20.80

0.14

IA

CF

Turbo Hydra-Matic -- M40

L22

on Models

11327

11369

155-hp Turbo-Thrift 250

6-Cylinder

250-cu-in displacement

Single-barrel carburetor

Hydraulic valve lifters

8.5:1 compression ratio

Single exhaust

3-Speed -- Std

All

HN

3021440

2

20.80

0.28

IA*

CD*

HO

3021750

2

20.80

0.16

IA*

CD*

Torque-Drive -- MB1

All

HE

3018769

2

20.8

0.22

IA*

CF*

HA

3014714

2

20.80

0.16

IA*

CF*

Powerglide -- M35

Turbo Hydra-Matic -- M40

L65

on Models

11427

11469

250-hp Turbo-Fire 350

8-Cylinder

350-cu-in displacement

Regular camshaft

2-barrel carburetor

9.00:1 compression ratio

Hydraulic valve lifters

Single exhaust

3-Speed -- Std

All

VO

3016693

2

20.80

0.20

IA

CD

VK

3014711

3

20.80

0.16

IA

CD

4-Speed Wide-Range -- M20

Powerglide -- M35

All

VB

3016670

2

20.80

0.16

IA

CF

VR

3022040

3

20.80

0.14

IA

CF

Turbo Hydra-Matic -- M40

Nova SS

Option

Z26/L48

on Model

11427

300-hp Turbo-Fire 350

8-Cylinder

350-cu-in displacement

High-lift camshaft

4-barrel carburetor

10.25:1 compression ratio

Hydraulic valve lifters

Dual exhaust

Special 3-Speed -- Std

Coupe Only

VA

3015241

2

20.80

0.16

IA

CD

VK

3014711

3

20.80

0.16

IA

CD

4-Speed Wide-Range -- M20

Powerglide -- M35

Coupe Only

VB

3016670

2

20.80

0.16

IA

CF

VR

3022040

3

20.80

0.14

IA

CF

Turbo Hydra-Matic -- M40

Nova SS

Option

Z26/L34

on Model

11427

350-hp Turbo-Jet 396

8-Cylinder

396-cu-in displacement

High-lift camshaft

4-barrel carburetor

10.25:1 compression ratio

Hydraulic valve lifters

Dual exhaust

Special 3-Speed -- Std

Coupe Only

ZD

3017837

3

23.00

0.16

IL

OO

Air Conditioning

Not Available

4-Speed Wide-Range -- M20

4-Speed Close-Ratio -- M21

Turbo Hydra-Matic -- M40

Coupe Only

ZE

3017838

3

23.00

0.16

IL

CH

Nova SS

Option

Z26/L78

on Model

11427

375-hp Turbo-Jet 396

8-Cylinder

396-cu-in displacement

Special camshaft

4-barrel carburetor

11.00:1 compression ratio

Mechanical valve lifters

Dual exhausts

Special 3-Speed -- Std

Coupe Only

ZD

3017837

3

23.00

0.16

IL

OO

4-Speed Wide-Range -- M20

4-Speed Close-Ratio -- M21

HD 4-Speed Close-Ratio -- M22

Turbo Hydra-Matic -- M40

Coupe Only

ZE

3017838

3

23.00

0.16

IL

CH

* Code is probable but not confirmed.

This information is gathered from research and Chevrolet parts manuals and other documents. I am sure the original copyright belongs to Chevrolet. However some of the information was released into the public domain in the form of third party parts references.