Big Block Clones LLC
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$79.95 USD
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Stock replacement Duromax 500 / Rato R500-V cylinder head bare casting with seats and guides installed.
Weight: 4.7lbs
Intake Valve: 40mm x 6.5mm x 96mm (3.780")
Exhaust Valve: 35mm x 6.5mm x 96mm (3.780")
Chamber: Hemispherical
Chamber Volume: huuuge
| R500-V Fastener Torque Specs |
NM |
IN/LBs |
FT/LBs |
| Connecting Rod Bolts |
15 |
133 |
11 |
| Cylinder Head Bolts |
45 |
398 |
33 |
| Flywheel Nut |
115 |
1018 |
85 |
| Crankcase Side Cover Bolts |
28 |
248 |
20 |
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