416ci LS3 Stroker Shortblock

Shop Inventory

• 416ci (416 Stroker) LS3 Gen 4 Aluminum 4.070″
• LPC 4340 Forged Crankshaft 58x with 4.00” stroke
• LPC 4340 Forged Hbeam rods w/ ARP2000 Bolts or can upgrade to callies X beam rod  (CSC6125DS2A2AX ) for $400 ADDTIONAL
• JE Flat top -5.8cc, 1.110CH or Mahle Coated  2618 forged pistons with performance rings.
• Gapped for N/A / Mild boost .022” top ring .024 second ring

The following services were completed in our machine shop:

• Jet wash
• Shot Peen
• Line hone
• CNC diamond plateau hone w/ torque plates
• Lifter bores burnished
• CNC DOD towers threaded and plugged
• Balanced under 2 gram-inches
• CNC decked in our 4th axis fixture to true crankshaft centerline.
• Oil valley, and oil pan rails are machined flat as well
• Mains are set between .0023- .0025” clearance
• Rods are .0021” oil clearance
• King XP main bearings
• King XP rod bearings
• Durabond teflon coated cam bearings
• ARP main studs
• New freeze plugs, deburred, and final cleaned