Search By Engine

Diamond Pistons / Rings

  • 27-3464 GX390 STD 88MM (-.050) Stroker Piston Kit

    27-3464 GX390 STD 88MM (-.050) Stroker Piston Kit

    Stroker applications (-.050)Shorter compression height. Std bore 3.464 Clearance .0025 (@.850 down from oil land). Use stock GX390 UT1 T3 rings Use enclosed wristpin (Can also use GX390 wristpin, but must be shortened) Comes with Piston, Wristpin and 2...
    ₪884.14
    Add to Cart The item has been added
  • 27-3543 420CC STD 90MM Piston Kit W/O Rings

    27-3543 420CC STD 90MM Piston Kit W/O Rings

    Forged 420cc Diamond Piston 90mm (3.543) with valve reliefs. Clearance .0025 @ .850 down from oil land. Wrist pin 0.787" x 2.0" Contents: Piston, Wrist pin and 2 Clips. Rings part number DJ-4290(see related items) sold separately. Piston may require...
    ₪884.14
    Add to Cart The item has been added
  • DJ-3395-F GX390 Std Forged 88mm Piston Kit

    DJ-3395-F GX390 Std Forged 88mm Piston Kit

    Std bore 3.464 Clearance .0025 (@.850 down from oil land). Use stock GX390 UT1 T3 rings Use enclosed wristpin (Can also use GX390 wristpin, but must be shortened) Comes with Piston, Wristpin and 2 Clips. Rings are sold separate, Part #DJ-3390-CL
    ₪884.14
    Add to Cart The item has been added

Why Choose Diamond Pistons?

Diamond Pistons are built to push the limits of performance. Designed for high-horsepower builds, these pistons combine cutting-edge engineering with race-proven reliability to give your engine the strength, precision, and durability it needs to perform at its peak.

  • Strength: Forged from premium materials to handle intense cylinder pressures, perfect for high-compression and forced-induction builds.
  • Precision: CNC-machined for exact fit and consistent performance, ensuring reduced friction and optimized ring seal.
  • Durability: Built to withstand extreme heat and stress, delivering reliability during hard launches and long track sessions.
  • Performance Proven: Trusted by professional engine builders and racers worldwide for championship-level performance.

Diamond Piston and Rings Available at ARC Racing

ARC Racing proudly carries a full selection of pistons and ring sets to suit a wide variety of engine platforms. Our inventory is carefully curated for builders who demand top-tier components for their high-performance projects. Whether you’re upgrading an LS, HEMI, small-block Chevy, or other popular platform, you’ll find the right fit to take your engine to the next level.

Benefits of Upgrading to Diamond Pistons

  • Unlock Higher RPM and Horsepower: Push your engine’s limits and tap into its full performance potential.
  • Reduce Risk of Piston Failure: Minimize the chance of costly engine damage in high-performance builds.Improve Efficiency and Reliability: Maintain consistent power delivery even under extreme racing conditions.
  • Improve Efficiency and Reliability: Maintain consistent power delivery even under extreme racing conditions.
  • Extend Engine Life: Protect your investment with premium components designed for long-term durability.

Frequently Asked Questions About Diamond Pistons

What engines are these pistons designed for?

They're available for a wide range of domestic and import applications, including small-block and big-block platforms, modern LS and LT engines, HEMI builds, and many popular sport-compact engines.

Is a Diamond Piston better than a stock piston?

Factory pistons are designed for everyday driving, not extreme horsepower. These pistons use forged construction and precision machining to deliver superior strength and heat resistance, making them ideal for high-performance builds.

Do I need special rings?

Matching your pistons with the correct ring package ensures proper sealing and performance. ARC Racing offers piston rings designed specifically for them for optimal results.

Can I use these pistons for everyday engines, or just racing?

While they're popular in competitive racing, they also work well in street-driven performance cars. Their strength and durability make them perfect for builds that see both daily driving and weekend track time.

Where can I buy a Diamond Piston online?

ARC Racing makes it easy to order. Browse our selection, find the right fit for your engine, and have it shipped directly to your shop or garage.

Shop Diamond Pistons at ARC Racing

Upgrade your engine with the same pistons trusted by professional racers and builders. Explore ARC Racing’s selection today to maximize horsepower, reliability, and confidence in your build.