6.1 stroker 426ci Manley stroker kit Bullet solid roller .659/.678 262/276 6.1 heads CNC by Modern touched up and valve Job by David Barton 2.10x1.1.60 valve Harland Sharp rockers 3/8 push rods Drag Pak manifold untouched Fast 4150 throttle body Fast XFI/2.0 Made 776HP@7400rpm and 610ftlbs@6100rpm best of 9.61 at 139mph
