Vortec L31 cylinder head
(→Large port Vortec flow chart) |
(→Technical specs) |
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*Combustion Chamber Volume: 64 cc | *Combustion Chamber Volume: 64 cc | ||
*Heat Risers: No | *Heat Risers: No | ||
| − | *Valve springs: Single wire | + | *Valve springs: Damper-less Single wire 1.235” O.D., 0.875” I.D. 75-pound seat pressure @ 1.700” installed height Coil-bind @ 1.150” |
*Rocker Arm Type: Self-Aligning | *Rocker Arm Type: Self-Aligning | ||
*Intake Runner Volume: 170 cc | *Intake Runner Volume: 170 cc | ||
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