2003-2007 Cummins Performance Series Long Block (DJPLB100017)

Fits

*IMPORTANT - THIS PLATFORM IS RATED FOR 1200HP AND 2200LBFT OF TORQUE *MAXIMUM EFFORT**

These D&J Long Blocks come fully assembled with the highest quality build methods & parts. Each block is CNC bored depending on the application, line bored, surfaced as needed, and torque plate honed to exact spec. You also get an oil pan rear crank seal front cover and crank seal, and oil filter housing. 

All D&J Precision Machine Performance long blocks are blueprinted, balanced, oil clearance measured, and rings file fit. All Cummins long blocks are painted and shipped pre-lubed with break-in oil and filter included. 

• Comes fully assembled
• Industry-leading brands included:  Mahle Clevite, and ARP
• Disassembled, crack-checked, blasted, and cleaned machining
• Each block is CNC bored depending on the application
• CNC machined for the girdle and studs, and torque plate honed to exact spec
• Fire Ring grooves are cut into the cylinder head along with custom ARP 9/16" head studs for best head to block seal
• Extra large HD seats