243/ 317/ 799 CNC Cylinder Head Porting Service SPRING KIT:TSP .660" DUAL SPRING but if this doesn’t meet

but if this doesn’t meet your needs please call us so we can get you a custom set up for your needs

Our 706 & 862 ported heads include:

Cleaning and reassembly to your needs and specifications

080                    Exhaust:       1

Our CID LS3 4

243/ 317/ 799 CNC Cylinder Head Porting Service SPRING KIT:TSP .660" DUAL SPRING but if this doesn’t meet**CUSTOMER SUPPLIES HEADS** All CNC services include: Disassembly and inspection Heavy cleaning Full CNC port PCD surfaced to your desired chamber size Proprietary valve job Hand blended valve job Cleaning and reassembly to your needs and specifications CONTACT US FOR OPTIONS Intake valve: 2. 02 Exhaust: 1. 570 Intake Port: 235cc Flow lift . 2 . 3. . 4 . 5 . 6 . 65 Int 145 205 251 291 318 320 Exh 111 153 193 209 219 221