|   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# 12394MO8425:   Specifications:   - Piston measures 3.312.5. Finish bore size is 3.316
  - Compression 620
  - Weighs 181 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 8425XX
  - Support Ring
  - Spiral locks.
  - 2 Ring Piston.
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