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Holden >> Premier >> HT >> 5.0 Litre V8 307 OHV 16v >> 05/1969 - 07/1970 4 Door Sedan >> Nason Cylinder head - assembled

Nason Cylinder head - assembled Fits Holden Premier HT Sedan [05/1969 to 07/1970] (5.0L 307 V8 OHV CARB)

Part
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Nason logo

Nason Cylinder head - assembled

Fitment Information:

Straight spark plug type Assembled - Alloy Performance

$1,406.59 Each / Full Set (x2): $2,813.18

Specifications
Exhaust Gasket - Felpro: 1404
Intake Gasket - Felpro: 1205
Guide Plate Pushrod Size: 5/16"
Rocker Stud Size: 7/16"
Valve Stem Seal Material: Viton
Valve Lock Type: 7 Degree
Valve Spring Maximum Lift: 0.575"
Valve Spring Pressure @ 1.225": 300lbs
Valve Spring Pressure @ 1.800": 105lbs
Valve Spring Installed Height: 1.800"
Valve Spring Diameter: 1.437"
Valve Material: Stainless Steel
Valve Diameter - Exhaust: 1.600"
Valve Diameter - Inlet: 2.020"
Valve Angle: 23 Degree
Spark Plug Type: 14mm x 1.25mm x 19mm
Spark Plug Style: Straight
Exhaust Port Size H x W: 1.401" x 1.421"
Exhaust Port Volume: 74cc
Intake Port Size H x W: 2.090" x 1.161"
Intake Port Volume: 195cc
Combustion Chamber Volume: 64cc

Tick This part will fit the following Vehicles:

Holden Premier HK (5.0 Litre V8 307 OHV 16v):
  • RWD Sedan 4 Door [02/1968 to 04/1969] 157KW With Auto or Manual Transmission
  • RWD Wagon 4 Door [02/1968 to 04/1969] 157KW With Auto or Manual Transmission
Holden Premier HT (5.0 Litre V8 307 OHV 16v):
  • RWD Sedan 4 Door [05/1969 to 07/1970] 157KW With Auto Transmission
  • RWD Wagon 4 Door [05/1969 to 07/1970] 157KW With Auto Transmission

Description

Straight spark plug type