|   Forged Junior Dragster Piston from Blossom Racing Engines, expertly engineered by Wiseco for optimal efficiency and performance. Elevate your racing performance with this top-tier, forged piston, available exclusively at Blossom Racing Engines.  Part# 12393MO7989:   Specifications:   - Piston measures 3.142.5. Finish bore size is 3.146
  - Compression 595
  - Weighs 165 grams
  - 3.5 to 4 thou piston to wall clearance.
    **Measurements are done with our Micrometers**  Parts:   - Piston
  - 2.075 length wrist pin. HD
  - Complete Ring Kit 3.150XC
  - Spiral locks.
  - 2 Ring Piston.
  - Support Ring 3115-122
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