PART REFERENCE SHEET
PRO 1 ALUMINUM 275 BIG BLOCK MARINE CYLINDER HEADS |
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Port |
Cham. |
Valves |
Spring Dia. |
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Part # |
Matl. |
Vol. |
Vol. |
S/S Intake |
H=Hydraulic |
Notes |
|
cc |
cc |
Inconel Exh. |
Roller |
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19000010M |
Alum | 275 | 121 | 2.250/1.880 VJ | Bare Marine | ||
19000070M |
Alum | 275 | 121 | 2.190/1.880 VJ | Bare Marine | ||
19000172M |
Alum | 275 | 121 | 2.190/1.880 Inc | 1.550H | ||
19000112M |
Alum | 275 | 121 | 2.250/1.880 Inc | 1.550H | ||