Speedmaster PCE274.1097 H-Beam 4340 Connecting Rods for Honda B18C 5.430" Bronze Bush

The Speedmaster PCE274.1097 is a precision-engineered H-beam connecting rod designed specifically for Honda B18C engines. These rods feature a 4340 steel construction with bronze bushings, combining strength and durability for high-performance engine builds. The H-beam design provides excellent weight-to-strength ratios, making them ideal for forced-induction and naturally aspirated performance applications.

With a total length of 5.430 inches, 1.771-inch big-end bore, and 0.827-inch small-end bore, these connecting rods are engineered to precise OEM-compatible specifications for direct fitment on B18C platforms. The bronze bush small end ensures reliable piston pin retention and smooth articulation, critical for consistent power delivery and long-term engine reliability in high-rpm applications. Speedmaster's quality manufacturing makes these rods a trusted choice for engine rebuilds, turbo conversions, and street/track performance projects.

Key Features & Benefits

• H-Beam Design: Optimized weight-to-strength geometry for high-rpm performance and forced-induction durability.
• 4340 Steel Construction: Premium material provides superior strength and fatigue resistance for demanding engine applications.
• Bronze Bush Small End: Ensures reliable piston pin retention and smooth operation under high-load conditions.
• Honda B18C Fitment: Direct compatibility with Honda B18C engines, 5.430-inch length with 1.771-inch and 0.827-inch bore specifications.

Specifications

Ideal Applications

• Honda B18C engine rebuilds and bottom-end upgrades
• Turbo and supercharger conversion projects
• High-RPM naturally aspirated performance builds
• Street and track engine modifications