1961 Chevy K20 Engine Parts

Rocker Arm Ratio:

1.5:1

Stud Diameter:

0.38"

Port Height:

2.28"

Port Width:

1.38"

Overall Length:

1.5"

Finish:

Chrome

Overall Length:

.801"

Material Type:

Aluminum

Oil Pump Volume:

High Volume

Oil Pump Pressure:

Standard Pressure

Material Type:

Steel

Port Height:

2.21"

Port Width:

1.34"

Rocker Arm Ratio:

1.5:1

Stud Diameter:

0.38"

Overall Height:

5.375"

Rocker Arm Ratio:

1.3:1

Stud Diameter:

0.38"

Valve Spring Style:

Dual Spring

Outside Diameter:

1.55"

Sump Style:

Wet Sump

Sump Location:

Rear

Rear Main Seal Style:

1-piece

Overall Length:

.75"

Thread Pitch:

1/4"-20

Wrench Type:

Allen

Gaskets Included:

No

Sold in Quantity:

Set

Material Type:

Steel

Adjustable:

Yes

Finish:

Natural

Cap Type:

HEI / Male

Advance Type:

None

Camshaft Type:

Hydraulic Flat Tappet

RPM Range:

2200-6100

Intake Duration (.050" Lift):

235

Camshaft Type:

Hydraulic Flat Tappet

RPM Range:

2500-6400

Intake Duration (.050" Lift):

243

Camshaft Type:

Hydraulic Flat Tappet

RPM Range:

1600-5800

Intake Duration (.050" Lift):

224