Brian Crower Chevy LS1 Wet Sump Unbalanced Stroker Kit - BC0458-UPG (ProH625+ Rods)

Key Features & Specs:

• Brand: Brian Crower
• Part Number: BC0458-UPG
• Engine Platform: Chevrolet LS Series
• Part Type: Wet sump stroker kit / rotating assembly
• Balance: Unbalanced
• Crankshaft: BC 4340 forged crankshaft
• Crank Snout: LS1 wet sump snout
• Stroke: 4.000 in.
• Reluctor Wheel: 58 tooth
• Connecting Rods: ProH625+
• Rod Length: 6.125 in. center-to-center
• Rod Fasteners: 7/16 in. ARP625+
• Pistons: CP Custom MTO pistons
• Piston Lead Time: Allow 5–6 weeks
• Application: Chevrolet LS wet sump performance builds

Fitment:

• Chevrolet LS Series Wet Sump Engines
• Chevy LS1 Wet Sump Applications
• LS-Based Performance Engine Builds Using LS1 Wet Sump Snout

The Brian Crower BC0458-UPG stroker kit is an unbalanced rotating assembly designed for Chevrolet LS Series wet sump engine builds using the LS1 wet sump snout setup. This premium package includes a BC 4340 forged crankshaft with a 4.000 inch stroke and 58-tooth reluctor wheel, ProH625+ connecting rods, and CP Custom MTO pistons. Built for high-performance LS applications, this kit delivers forged crank strength, upgraded rod hardware, and custom piston flexibility for serious street, drag, and racing engine combinations. CP Custom MTO pistons typically require additional lead time.