Speedmaster H-Beam 4340 Connecting Rods for Mopar Big Block 440 PCE274.1058

The Speedmaster PCE274.1058 is an H-beam connecting rod set engineered for Mopar big block 440 engines. These rods feature 4340 steel construction with bronze bushings and are dimensioned at 6.760 length, 2.375 pin bore, and .990 wall thickness, delivering the structural strength required for high-performance engine builds. The H-beam profile offers an optimal balance of strength and weight reduction, making these rods suitable for both street and performance applications where reliability and durability are essential.

These connecting rods are specifically designed as a direct fit for Mopar BB 440 engine configurations, ensuring proper clearance and engagement with your engine's crankshaft and piston assembly. The bronze bush design provides a proven bearing surface that works seamlessly with standard engine maintenance practices. Ideal for engine rebuilds, restorations, and performance upgrades on classic Mopar muscle cars and hot rods, the PCE274.1058 delivers the precision engineering expected from a trusted aftermarket engine component supplier.

Key Features & Benefits

• H-Beam Design: Optimized profile combines strength with reduced weight for reliable high-performance operation.
• 4340 Steel Construction: Premium forged steel material provides exceptional durability and load-bearing capacity.
• Bronze Bush Bearings: Proven bushing material ensures smooth, consistent bearing surface with proper lubrication.
• Mopar BB 440 Fit: Engineered specifically for Mopar big block 440 engine applications with precise dimensional specs.
• Precise Dimensions: 6.760 length, 2.375 pin bore, and .990 wall thickness ensure proper engine fit and performance.

Specifications

Ideal Applications

• Mopar big block 440 engine rebuilds and restoration projects
• High-performance muscle car and hot rod engine upgrades
• Engine performance tuning and bottom-end strengthening
• Classic Mopar vehicle engine maintenance and component replacement