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PROBE Industries Forged Pistons

Since 1987 Probe Industries has manufactured a wide variety of products ranging from lightweight billet rockers to forged pistons. Probe Industries is continually striving for excellence in offering a large selection of products to racers and automotive enthusiasts. Today, Probe forged pistons are a result of many years of technological advances in both forging and machine tool technology.

Select the series below to explore all of the different pistons and their detailed specifications Probe offers!
PRS - Professional Race Series

Probe PRS forged pistons are designed for race applications but may also be used in high performance street engines. PRS pistons are available in a wide variety of designs, tuned to achieve the highest performance possible. Any combination from ultralight 2bbl oval track to high performance street, to heavily boosted race only cars will find Probe PRS Forged Pistons to be the perfect piston.

  • 2618-t61 Forged Aluminum
  • Lightweight wrist pins
  • Lightweight piston designs
  • Full floating wrist pins
  • Tight running clearances
  • Narrow, low drag, ring dimensions
  • Dual forced pin oilers
  • Low drag skirt design
  • Large variety of compression ratios
  • Design specific valve reliefs
SRS - Sportsman Race Series

Probe SRS forged pistons are designed for high performance street and most racing applications. SRS pistons are available in a wide variety of designs, tuned to achieve the highest performance possible. Any combination from ultralight 2bbl oval track to high performance street, to heavily boosted race only cars will find Probe SRS Forged Pistons to be the perfect piston.

  • 2618-t61 Forged Aluminum
  • Lightweight wrist pins
  • Lightweight piston designs
  • Full floating wrist pins
  • Tight running clearances
  • Narrow piston rings
  • Low drag skirt design
  • Large variety of compression ratios
  • Design specific valve reliefs
FPS - Factory Performance Series
Probe FPS Forged Pistons are designed for heavy duty (towing, etc.) or high performance street car, trucks, marine and some racing applications. FPS pistons are far stronger than hypereutectic cast pistons. May be used with boost and nitrous oxide.

4032 Forged Aluminum
Increased valve clearance
Tight piston to wall clearance
Reduced piston weight
Reinforced piston skirts
Offset wrist pins for quieter operation
Press-fit or floating wrist pins
Probe Piston FAQ
Need some information before buying those last Probe Pistons? Here is a collection of our most frequently asked questions that may assist you.
Probe Piston to Wall Clearance
Don't have the instructions? Here is what you need to know to prepare to install your Probe Pistons.