looking at the harlan sharp rockers the race kit is about $1100.00 which includes rockers, shafts, and blocks.

the econo head kit is $990.00 which includes the shafts and rockers.

these prices are taken from summit racing...just for reference.

Tony

70 AARCuda Vitamin C
71 Dart Swinger 360 10.318 @ 128.22(10-04-14 Bakersfield)
71 Demon 360 10.666 @122.41 (01-29-17 @ Las Vegas)
71 Duster 408 (10.29 @ 127.86 3/16/19 Las Vegas)