Chevrolet 454 Copperhead Gaskets

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Engine:   454 OHV16v
Capacity:   454ci
Cylinders:   V8
Bore Size:   107.95mm/4.25in
Stroke:   111.76mm/4.4in


CLICK HERE TO ENLARGE		 CYLINDER HEAD GASKET PART SPECIFICATIONS
Part No:  AU1840CU10-GTR Part No:  AU1840CU16-GTR
Thickness: 1.0mm/.040in Thickness: 1.6mm/.063in
Volume: 9.5cc Volume: 15.2cc
Material: Copper Material: Copper
Bore Diam: 110mm/4.33in Bore Diam: 110mm/4.33in
TORQUE SPECIFICATIONS AND STAGES
Step 1 54Nm
40ft.lb 		Step 5 NA
Step 2 81Nm
60ft.lb 		Step 6 NA
Step 3 108Nm
80ft.lb 		Step 7 NA
Step 4 NA Step 8 NA
Cyl. Head Bolt Torque Seq.                    4                  13
16  12    8     1     5   9      17
15           7    2   10         18
       11       3      6    14
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