Complete "running" take off Top End from Limited Late Model 406 to detune to street compression, roller cam AFR engine. No issues, running take off. Fresh system had 5 passes. High Compression 406. 1) J.E. Pistons- 0.030 ocer 400 sbc 23deg, 6.0 Rod Like New. 5 passes. 2) Ultradyne R5 - Roller Cam 0.700+ lift. 3) T&D rocker set from 23 degree SBC AFR 220 heads.1.6 & 1.5 Ratio. 1 rocker was replaced yrs back. 4) AFR 220 Heads - Fresh 5 passes. These heads always run good. Springs matched to cam, rocker train 5) Comp Cam Roller Lifters. $3000 or interesting trade. Pics upon request. Local Pickup - Hamber Delivery.