keeping black box, having it tuned by black bear.
lt4 hot cam
ls6 beehive blue springs
787-16 comp retainers.
same vortec heads
anyone done this? i know its popular just looking to see if there are any common problems. any help appreciated.
lt4 hot cam
ls6 beehive blue springs
787-16 comp retainers.
same vortec heads
anyone done this? i know its popular just looking to see if there are any common problems. any help appreciated.