camshafts designed for use in 1962-1986 262-400 cubic inch small block ... without negatively impacting the power output or streetability of the engine · new ... offers great sound and excellent power output not for efi part no description cam ... block chevy choose from ford racing s high performance hydraulic roller tappet ... lift .498 498 1 notes:1985-1995 302 w/roller tappet cam good idle excellent ... lift .512 512 3 notes:1985-1995 302 w/roller tappet cam slightly rougher ... lift .480 480 3 notes:1985-1995 302 w/roller tappet cam fair idle good low ... 283°/303° 107 lc rpm range 1,900-5,600 high performance street stock converter ok ... 291°/311° 107 lc rpm range 2,200-5,900 high performance street/strip needs 9:1 cr 2 ... code are legal only for off-highway use except california or states that ...