AD Performance
Home | Log InOur Policies | Contact Us | About Us | Forum

AD Performance Sportsman Dominator 331 Shortblock


AD Performance Custom Race Engine

  • DART SHP Billet Cap Race Block, 4 bolt on 2, 3, 4
  • Scat 4340 3.25 Forged Crankshaft, 28oz External Balance
  • Scat 4340 5.400 H-beam connecting rods, ARP 8740 Bolts OR RPM Lightweight 4340 I-beams for lightweight combinations
  • Probe Forged 2618 pistons, Flat top (Dish/Dome Optional & Mahle, JE, SRP, Ross, CP, Diamond, Customs as options as well)
  • Clevite H Series Race Bearings
  • Mahle Plasma Moly File fit Rings

AD Performance In House Machine Work :

  • All parts inspected for quality and size
  • Block is deburred & Detailed
  • Computer balanced on state of the art Sunnen balancer within 1g
  • DART Block CNC Bored
  • Proprietary 3 step hone w/ BHJ Aluminum Torque plate in Sunnen hone to 4.030 Bore
  • Main line, Cam tunnel, Lifter bores checked and corrected for proper blueprint tolerance
  • Rods & Pistons pin fit for precision tolerance & race applications
  • Washed for assembly
  • Blueprinted and trial fit
  • Final Assembly with engine blueprint spec sheet

Additional options for bottom end:

  • ARP2000 Rod Bolts
  • Piston Options - Please inquire
  • Piston Pins - tool Steel, "52" Series, "9310", Taper Wall & Others
  • Iron Eagle Block & Main Studs
  • Dual Key Crankshaft
  • 4.125" Big Bore Combinations
  • We can custom build any combination to spec

We also offer Heads, Camshafts, Oilpans, Valvetrain and turn key options as needed.

We do NOT shortcut our engines! Every engine is custom made for your specific application and is FULLY machined and professionally assembled one at a time.

In basic form these engines will support in excess of 800+hp. With several small upgrades these combo's will support 1200hp! We can fully customize this engine to your brand and application specifics, this is an example of our common build, please inquire for specifics.

Add to Cart:

  • Model: ADP331Sportsman
  • Shipping Weight: 300lbs
  • 9 Units in Stock

This product was added to our catalog on Tuesday 16 December, 2008.