The Pro Bullet race engines are by far the favorite choice of racers. The series was redesigned in the Fall of 2007 for the new 2008 season. The Pro Bullet has been upgraded to produce more power and consistency with some of the best engine parts in the business while still keeping the price cost effective. The Pro Bullet race engine is constructed with a Callies crankshaft, Manley connecting rods, full CNC ported Dart or BMF cylinder heads, upgraded wrist pins, low tension .043″ piston wrings, Manley NexTek springs with titanium retainers, Fel Pro MLS head gaskets, Dart head studs, a 7/4 swap custom camshaft, Trend .135″ wall push rods, Comp Cams Magnum series rocker arms, Profiler Sniper intake manifold, Moroso Pro Eliminator oil pan, upgraded ignition and more. Ranked 2.97 / 5 | 450 views | No comments Click here to watch the video Submitted By: awesomeengines Tags: awesome engines big block chevy drag racing dyno pull