A2Speed 5.7L HEMI to 6.2L Stroker Short Block

A2Speed 5.7L to 6.2L Short Block Specs

• Displacement: 378 CID (6.2L)
• Bore: 3.937
• Stroke: 3.900
• Boosted Compression Ratio: 9.8 : 1
• Naturally Aspirated Compression Ratio: 11 : 1
• Warranty: 12 month / 12,000 mile

HEMI Rotating Assembly Components, Features, & Benefits:

• Molnar Forged Steel Crankshaft
• Molnar Forged H Beam Bushed Connecting Rods w/ARP 2000 Rod Bolts
• Standard and Boost Ready Options Available
• Diamond High Performance Forged 2618 Aluminum Pistons
• Piston Balance: 1 gram
• 2618 Alloy for Strength and Durability
• Duel Pin Oilers
• Contact Reduction Grooves
• Accumulator Grooves
• Forged Side Reliefs
• FEA Designed Forging
• ISO 9000 Certified
• X Style Forging
• Optional Piston Coatings
• Diamond High Performance Full Seal Piston Rings
• Chromoly Wrist Pins w/Wire Locks
• King Bearings ENSIM Designed Main and Rod Bearings
• Optional Coatings for Rod and Main Bearings

Creating Your HEMI Short Block:

Core Disassembly, Assessment & Validation

• Core Inspection
• Core Disassembly (If Required)
• As Received Measurements
• Hot Tank Block
• Clean Oil Galleys
• Deburr Edges as Required
• Chafer all 90 degree corners
• Radius bottom of Cylinder Bores
• Chase Threads (If Required)

Machine Shop

• Verify Deck Surface
• Verify Bore Centerlines
• Hone Cylinders w/Honing Plate
• Install Billet Main Caps (Optional)
• Line Hone
• Supply and Install Plugs at Oil Squirters
• Clearance Block / Pistons (If Required)

Short Block Final Assembly

• Paint Block 6.1, 6.4: HEMI Orange, 5.7: Black
• Install Crankshaft and Main Bearings, Maintain 0.0003 – 1” Tolerance @ bearings and 0.0005" Runout
• Cut and Fit Piston Rings
• Install Pistons and Connecting Rods; Maintain 0.0003 – 1” tolerance @ bearings and 0.0005” tolerance @ piston to cylinder wall.
• Install Rear Main Seal