QCS / Wilkes Performance

QCS CNC Ported GM 317 Heads

Name: QCS CNC Ported GM 317 Heads
Brand: QCS / Wilkes Performance
Price: 1699.99 USD
Availability: InStock

$1,699.99 USD

Sale Sold out

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CNC ported GM 317 Castings

Competition 5 Angle Valve Job

2.0" Intake & 1.55" Exhaust Valves

228cc intake runner, 84cc exhaust

72cc chambers

Completely Assembled with our QCS Dual 660 Valve Springs w/ Titanium Retainers

Laser Engraved QCS logo

Sold in Pairs

Materials