Small Bore CID Ls3

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Our Small Bore CID LS7 CNC’d heads include: Our in house CNC port PCD surfaced Proprietary competition valve job Hand blended valve job TSP 660 Spring Kit REV 2.140 Intake Valve RE V 1.600 Exhaust Valve Minimum Bore size 4.0 ***This is our most common setup, but if this doesn’t meet your needs please call us so we can get you set up to your needs*** Intake valve: 2.14 Exhaust: 1.6 Flow lift .2 .3 .4 .5 .6 .65 Int 156 222 284 331 364 375 Exh 150 153 190 213 230 236 Show more