1987 Chevy R20 Engine Parts

Camshaft Type:

Hydraulic Roller Tappet

Intake Duration (.050" Lift):

229

Exhaust Duration (.050" Lift):

241

Material Type:

Aluminum

Rear Main Seal Style:

1-piece

Intake Manifold Type:

Single Plane

Carburetor Flange Type:

4-Barrel Dominator

RPM Range:

3,500-8,000

Rocker Arm Style:

Roller Tip

Rocker Arm Ratio:

1.7:1

Stud Size:

.437"

Camshaft Type:

Hydraulic Roller Tappet

RPM Range:

2200-5900

Intake Duration (.050" Lift):

235

Camshaft Type:

Hydraulic Roller Tappet

Intake Duration (.050" Lift):

229

Exhaust Duration (.050" Lift):

235

Camshaft Type:

Hydraulic Roller Tappet

Intake Duration (.050" Lift):

225

Exhaust Duration (.050" Lift):

227

Cylinder Head Style:

Assembled

Material Type:

Aluminum

Finish:

Natural

Connecting Rod Type:

I-Beam

Connecting Rod Material:

Forged 4340 Steel

Connecting Rod Length:

6.385"

Outside Diameter:

8"

Engine Balance:

Internal/External

GTIN Code:

679002124702

Camshaft Type:

Hydraulic Roller Tappet

RPM Range:

1500-6500

Intake Duration (.050" Lift):

236

Attachment Style:

Bolt-on

Mount Material:

Steel

Thread Pitch:

14mm

Sold in Quantity:

Each

Camshaft Type:

Hydraulic Roller Tappet

RPM Range:

2000-6000

Intake Duration (.050" Lift):

230

One Wire Alternator:

Yes

Alternator Amperage:

170 amp

Alternator Finish:

Polished

Conductor Style:

Spiral Core

Diameter:

8"

Cap Terminal Style:

HEI / Male

Sold in Quantity:

Set

GTIN Code:

084041098240

Material Type:

Aluminum

Finish:

Anodized

Thread Pitch:

7/16

Material Type:

Aluminum

Finish:

Anodized

Thread Pitch:

7/16

One Wire Alternator:

Yes

Alternator Amperage:

140 amp

Alternator Finish:

Powder Coated

One Wire Alternator:

Yes

Alternator Amperage:

140 amp

Alternator Finish:

Chrome

Cylinder Head Style:

Assembled

Material Type:

Aluminum

Finish:

Natural