- 2004 SRT-4 DOHC
- Cams: Stock SRT-4 (Degreed @ TDC)
- Non-ported (for now!!)
- Combustion Chamber Design: 48-degree pent-roof w/ partial clover leaf between intake valves
- Valvetrain: Hydraulically adjusted rocker arm w/ roller cam follower
- Intake Valve Size: 34.80mm
- Exhaust Valve Size: 28.45mm
- Intake Valve Angle: 24.46 degrees
- Exhaust Valve Angle: 23.5 degrees
Modificaions:
- Tapped/Plugged factory oil drainbacks (NPT aluminum plugs)
- Drilled/Tapped two (2) 1/2" NPT holes for drainbacks (1 on Trans. side of head, 1 on back corner beside Exhaust manifold)
- Feeding oil directly into oil gallery on Trans. side of head
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