1987 Chevy R20 Parts

Overall Height:

5.375"

Overall Length:

.801"

Material Type:

Aluminum

Oil Pump Volume:

High Volume

Oil Pump Pressure:

Standard Pressure

Material Type:

Steel

Valve Spring Style:

Standard

Outside Diameter:

1.26"

Maximum Lift:

.550"

Rocker Arm Ratio:

1.3:1

Stud Diameter:

0.38"

Sump Style:

Wet Sump

Sump Location:

Rear

Rear Main Seal Style:

1-piece

Overall Length:

1.50"

Outside Diameter:

.63"

Material Type:

Steel

Rocker Arm Ratio:

1.6:1

Stud Diameter:

0.38"

Overall Length:

.75"

Thread Pitch:

1/4"-20

Wrench Type:

Allen

Sold in Quantity:

Each

Position:

Front Lower

Ball Joint Type:

Press-in

Greaseable:

Yes

Gaskets Included:

No

Sold in Quantity:

Set

Conductor Style:

Spiral Core

Diameter:

8"

Material Type:

Steel

Adjustable:

Yes

Finish:

Natural

Sold in Quantity:

Set

Timing Chain Style:

Single roller

Retard at Camshaft:

2 degree

Cap Type:

HEI / Male

Advance Type:

None

Tooth Count:

153

Engine Balance:

External

SFI Rating:

29.1