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Scat Competition Forged 3.875" Rotating Assembly, 350 main, 2rms

Starting at: $1,399.00

Scat 4340 Forged Competition Rotating Assembly

-Scat 4340 3.875" Forged Crankshaft

-Scat 4340 Premium 6.00" I-beam Connecting Rods w/ 7/16" capscrew

-Forged FT Pistons, 11.4:1 w. 64cc head

We've run these crankshafts past 1200hp without failure!

H-beam rods and upgraded bolts are available as options.

Mahle, Probe, JE SRP, JE, Ross and CP pistons also available. Matching rings and bearings are also available. Please specify overbore.


Add to Cart:

  • Model: 1-40900-1
  • Shipping Weight: 85lbs
  • 100 Units in Stock
  • Manufactured by: Scat Enterprises

Please Choose:







Piston Type (Ft, Dish, Dome)






Cylinder Bore Size

Bore Size








Balancing Labor






This product was added to our catalog on Tuesday 13 September, 2005.