Manley Connecting Rod Set, BMW M54

Manley H-Beam Connecting Rods for BMW M54 Engines – Available at 5150 AutoSport

Manley Performance’s H-Beam Connecting Rod Set offers exceptional strength, precision, and reliability for BMW M54 engines. Crafted from 4340 forged steel, these rods are built to withstand the high stresses of forced induction and high-RPM tuning. Engineered with a 135mm rod length, they are designed to replace OEM part #11241247175and #11241744315, making them a direct fit for the BMW M54B30 engine.

Capable of handling up to 8500 RPM, these rods offer the durability needed for engines generating up to 1000 HP. With expanded mating surfaces, they efficiently distribute stress across the rod, ensuring long-term reliability even in demanding conditions like track use or high-boost builds.

Each set includes ARP rod bolts to provide additional strength and security under extreme pressure. Manley ensures superior quality through a rigorous manufacturing process that includes:

• Heat treatment to increase strength.
• Stress relief to reduce fatigue.
• Shot peening to enhance wear resistance.
• Magnaflux inspection to detect hidden flaws.
• Precision weight matching to +1.5 grams for optimal engine balance and performance.

For enthusiasts pushing their BMW M54B30 engine beyond factory limits, Manley’s H-Beam rods provide the perfect combination of lightweight design and structural integrity. Whether for turbo builds, supercharged setups, or high-RPM track tuning, these connecting rods are an essential upgrade for reliable performance.

Key Features:

• Designed for BMW M54B30 engines with 135mm rod length.
• Supports up to 1000 HP and 8500 RPM for forced induction builds.
• Lightweight 4340 steel construction for strength and reliability.
• Includes ARP rod bolts for superior clamping force.
• Weight-matched to +1.5 grams for perfect engine balance.

Non-Tapered Small End - Not Compatible with OEM Pistons.

Does NOT fit M54B25