1991 GMC R3500 Engine Parts

Rocker Arm Style:

Full Roller

Rocker Arm Ratio:

1.7:1

Stud Size:

.437"

Camshaft Type:

Hydraulic Flat Tappet

RPM Range:

2000-6200

Intake Duration (.050" Lift):

234

Camshaft Type:

Hydraulic Roller Tappet

RPM Range:

2000-6200

Intake Duration (.050" Lift):

230

Rocker Arm Style:

Full Roller

Rocker Arm Ratio:

1.6:1

Stud Size:

.437"

Material Type:

Aluminum

Rear Main Seal Style:

2-piece

One Wire Alternator:

Yes

Alternator Amperage:

150 amp

Alternator Finish:

Powder Coated

Camshaft Type:

Hydraulic Flat Tappet

Intake Duration (.050" Lift):

230

Exhaust Duration (.050" Lift):

236

Camshaft Type:

Hydraulic Flat Tappet

Intake Duration (.050" Lift):

212

Exhaust Duration (.050" Lift):

218

Camshaft Type:

Hydraulic Roller Tappet

Intake Duration (.050" Lift):

244

Exhaust Duration (.050" Lift):

244

Camshaft Type:

Solid Flat Tappet

Intake Duration (.050" Lift):

252

Exhaust Duration (.050" Lift):

260

Camshaft Type:

Hydraulic Flat Tappet

Intake Duration (.050" Lift):

218

Exhaust Duration (.050" Lift):

226

Camshaft Type:

Hydraulic Flat Tappet

Intake Duration (.050" Lift):

253

Exhaust Duration (.050" Lift):

253

Intake Manifold Type:

Dual Quad

Carburetor Quantity:

Two

Carburetor Barrels:

4-Barrel

Injection Style:

Multi-port

RPM Range:

1,500-6,500

Material Type:

Aluminum

Injection Style:

Multi-port

Carburetor Flange Type:

4-Barrel Square Bore

RPM Range:

3,500-7,500

Intake Manifold Type:

Single Plane

Carburetor Flange Type:

4-Barrel Square Bore

RPM Range:

3,500-7,500

Camshaft Type:

Hydraulic Flat Tappet

Intake Duration (.050" Lift):

224

Exhaust Duration (.050" Lift):

230

Valve Cover Height:

Stock

Valve Cover Mounting Style:

Perimeter Bolt

Material Type:

Steel

Material Type:

Aluminum

Sold in Quantity:

Each

Camshaft Type:

Hydraulic Flat Tappet

Intake Duration (.050" Lift):

235

Exhaust Duration (.050" Lift):

249

Valve Cover Mounting Style:

Perimeter Bolt

Material Type:

Aluminum

Finish:

Natural

Material Type:

Aluminum

Sold in Quantity:

Each

GTIN Code:

086923049616

Finish:

Polished

Sold in Quantity:

Each

Material Type:

Steel

Sold in Quantity:

Each

Bore Size:

4.370"

Gasket Material:

Shim steel

Oil Pump Volume:

High Volume

Material Type:

Steel