509 bbc blower motor. 4.50 bore and 4" stroke. Solid Brodix hipped block (standarddeck height 9.8 ) , solid Brodix Head Hunter 383 hipped heads. Crower 4340 blower crank, New GRP rods, Diamond pistons ( 11.5 to 1 compression) blower pistons, Bullet Camshaft, Morel .842 lifters, T&D rockers ( aluminum intake and steel exhaust) Miersch intake manifold, Moroso billet oil pump and Moroso 2 piece oil pan. New titanium intake valves and stainless exhaust valves. All machine work fresh from Sandy Wilkins. This motor went 5.96 at 228mph in the 1/4 with a 3.83 1/8 in my 2000 lbs top dragster! Totally fresh and ready! $30,000 FIRM! I bought everything brand new to build this motor 2 years ago. If it's not new it has less than 70 runs on it. Never been wounded or repaired