1981 Chevy K20 Engine Parts

Rocker Arm Style:

Roller Tip

Rocker Arm Ratio:

1.5:1

Stud Size:

.375"

Material Type:

Stainless Steel

Sold in Quantity:

Each

Material Type:

Stainless Steel

Groove Count:

1

Camshaft Type:

Hydraulic Flat Tappet

Intake Duration (.050" Lift):

243

Exhaust Duration (.050" Lift):

257

Outside Diameter:

6.60"

Groove Count:

1

Water Pump Style:

Long

Oil Pump Volume:

High Volume

Oil Pump Pressure:

High Pressure

Material Type:

Cast Iron

Material Type:

Aluminum

Hardware Included:

Yes

Finish:

Polished

Outside Diameter:

6.60"

Groove Count:

2

Water Pump Style:

Long

Overall Length:

3.62"

Under Head Length:

3.33"

Thread Pitch:

1/4"-20

GTIN Code:

672036008789

Material Type:

Steel

Finish:

Black Oxide

Tube O.D.:

0.3125"

Wall Thickness:

.12"

Overall Length:

7.80"

Tube O.D.:

0.3125"

Overall Length:

7.844"

Sold in Quantity:

Set

Outside Diameter:

6.25"

Groove Count:

1

Water Pump Style:

Long

Material Type:

Steel

Sold in Quantity:

Each

Rocker Arm Style:

Full Roller

Rocker Arm Ratio:

1.5:1

Stud Size:

.375"

Sold in Quantity:

Each

Water Pump Style:

Short

Material Thickness:

0.060"

Gasket Material:

Printoseal

Port Style:

Rectangular

GTIN Code:

672036001872

Material Type:

Silicone

Rear Main Seal Style:

2-piece

Sold in Quantity:

Each

GTIN Code:

036584450238

Fastener Style:

Stud

Thread Pitch:

7/16-14

GTIN Code:

672036009304

GTIN Code:

672036012762

Material Type:

Steel

Thread Pitch:

7/16"

Sold in Quantity:

Each

Thread Pitch:

7/16-14

Sold in Quantity:

Set

Material Type:

Steel

Tube O.D.:

0.3125"

Wall Thickness:

.080"

Overall Length:

7.794"

Valve Spring Style:

Single Spring w/ Damper

Outside Diameter:

1.26"