Adracing Performance Custom Forged 4340 K24 Connecting Rods for Honda Acura K24 Engine K24z Element CRV K24a Conrod

Technical specifications

Customization guide

Adjustable bore sizes and mounting points allow customization to meet specific engine displacement or piston requirements. For extreme applications, the hollow design can be reinforced with carbon fiber inserts (optional) to balance weight and strength.

Get inspired

With the Adracing K24 Connecting Rods, you can achieve a lightweight yet robust engine setup ideal for drag racing, drifting, or endurance events. Their hollow design reduces rotational inertia, enabling higher RPM limits, while the 4340 alloy ensures longevity even under sustained high-heat conditions.

Choose your model

Supplier's note

1. Technical Breakthroughs:

   • 4340 Alloy Steel: Outperforms traditional materials with 20% higher tensile strength, enabling safe operation at extreme RPMs.
   • Hollow Design: Reduces weight by 20% compared to solid rods, directly boosting horsepower and reducing crankshaft load.
   • Extended Bore Range: The Pro Model’s 32–38mm bore accommodates oversized pistons, unlocking 15% more displacement in modified engines.

2. Optimal Version Selection:

   • Base Model: Ideal for street/track hybrid builds requiring a cost-effective upgrade without sacrificing reliability.
   • Advanced Model: Targets dedicated track enthusiasts needing enhanced strength (e.g., 1,000+ HP engines) and broader customization.
   • Pro Model: Designed for professional racers demanding the highest heat resistance (600°C) and lightweight performance, such as in endurance racing or forced-induction setups.

Pro Model’s 15,600 PSI rating exceeds SAE J2224 benchmarks by 30%, enabling safe handling of nitrous oxide or turbocharged applications. Pair with ceramic-coated bearings (optional) to further reduce friction and prolong lifespan.