11 Degree Cathedral SPRING KIT:PAC 1209X 040 Exhaust: 1

040                    Exhaust:     1

Exh 108 150

Our 275CC heads start as an aftermarket casting that we designed our own port for

Disassembly and inspection

7 Int 156 237 300 338 375 391 402 Exh 108 162 205 232 246 250 253

11 Degree Cathedral SPRING KIT:PAC 1209X 040 Exhaust: 1Our 11 Degree Cathedral CNC heads include: Our in house CNC port PCD surfaced Proprietary competition valve job Hand blended valve job TSP 660 Spring Kit REV 2. 08 Intake Valve REV 1. 57 Exhaust Valve ***This is our most common setup, but if this doesnt meet your needs please call us so we can get you set up to your needs*** Intake valve: 2. 080 Exhaust: 1. 57 Flow lift . 2 . 3. . 4 . 5 . 6 . 65 Int 139 213 266 311 340 352 Exh 107 150 186 216 225 232