1981 GMC C2500 Parts

Transmission Speeds:

5-Speed

Input Shaft Spline Count:

26

Input Shaft Diameter:

1.125"

Starter Size:

Mini

Flywheel/Flexplate Tooth Count:

153-tooth/168-tooth

Mount Type:

Inline

Starter Size:

Mini

Flywheel/Flexplate Tooth Count:

153-tooth/168-tooth

Mount Type:

Inline

One Wire Alternator:

Yes

Alternator Amperage:

150 amp

Alternator Finish:

Chrome

Intake Manifold Type:

Tunnel Ram

Carburetor Quantity:

Two

Carburetor Barrels:

4-Barrel

Tooth Count:

168

Engine Balance:

Internal

SFI Rating:

29.1

Injection Style:

Throttle Body

Injector Size:

100 lb/hr @ 58.5 PSI

Max Horsepower Rating:

650

Cap Type:

Socket / Female

Advance Type:

Mechanical and Vacuum

Cap Type:

HEI / Male

Advance Type:

Mechanical

GTIN Code:

800770100951

Radiator Style:

Single Pass

Radiator Flow Direction:

Crossflow

Material Type:

Copper/Brass

Material Type:

Aluminum

Finish:

Natural

Hardware Included:

Yes

Intake Manifold Type:

Dual Plane

Carburetor Flange Type:

4-Barrel Square Bore

RPM Range:

1,500-6,500

One Wire Alternator:

Yes

Alternator Amperage:

100 amp

Pulley Style:

V-belt

Starter Size:

Mini

Flywheel/Flexplate Tooth Count:

168-tooth

Mount Type:

Offset

Depth:

6.3"

Material Type:

Steel

Finish:

Zinc Plated

Position:

Floor Shifter

Transmission Type:

Automatic

Shifter Mount Style:

Floor Mount

Intake Manifold Type:

Dual Plane

Carburetor Flange Type:

4-Barrel Square Bore

RPM Range:

Idle-5,500

Number of Circuits:

27

Fuse Block Included:

Yes

Compatible with GM Column:

Yes

Header Tube Type:

Long Tube

Exhaust Port Shape:

Round

Flange Style:

Standard

One Wire Alternator:

Yes

Alternator Amperage:

100 amp

Alternator Finish:

Chrome plated

Groove Count:

6

Material Type:

Aluminum

GTIN Code:

800770108308

Throwout Bearing Style:

Hydraulic

Sold in Quantity:

Kit

Starter Size:

Mini

Flywheel/Flexplate Tooth Count:

153-tooth/168-tooth

Mount Type:

Inline

One Wire Alternator:

Yes

Alternator Amperage:

60 amp

Alternator Finish:

Chrome plated

Starter Size:

Mini

Flywheel/Flexplate Tooth Count:

153-tooth/168-tooth

Mount Type:

Inline

Water Pump Type:

Mechanical

Water Pump Style:

Short Depth

Rotation:

Clockwise/Standard

Intake Manifold Type:

Dual Plane

Carburetor Flange Type:

2-Barrel 4-Bolt

RPM Range:

Idle-5,500