The Benefits of a Borowski-Built Engine

  1. 1.Custom Made to Your Exact Specifications:  With our guidance, you pick the sound, look, power and accessories.  We make it happen.

  2. 2.Technical Knowledge: We make cutting edge engines for a broad range of motorsports.  In season, our staff is at the track and on the water to help keep you ahead of the pack.

  3. 3.Machining Capabilities: Our CNC engine machining equipment and shop professionals are second to none.  That shows in our build quality, reliability and performance.

  4. 4.Quality: Our levels of care and precision go far beyond OEM or standard aftermarket.  Machining and assembly of your project is performed only by highly skilled technicians.

  5. 5.Predictability: On-time and on-budget

  6. 6.Build Time: Thanks to our CNC processes, we can complete machining quickly.  We have strong relationships with our key suppliers which helps avoid delay waiting for parts.

  7. 7.Transparency: Your entire build is photographed and documented. Progress pictures are uploaded and viewable on our Flickr. You are welcome to visit in person any time and will be invited to attend the video-taped dyno session.

  8. 8.Honesty and Integrity as evidenced by our A+ rating and accreditation by Better Business Bureau.

  9. 9.Our Warranty

‘Set to Kill’ Big Boost 1,400+HP 427

  1. BulletDart LS Next Engine Block & Cam Bearing Set

  2. BulletFully CNC’d All Pro LS7 Cylinder Heads

  3. BulletManley Springs, Locks, Retainers & Locators

  4. BulletPolished 4.0L LS7 Whipple Supercharger w/ Integrated Intercooler & Polished 170MM TB

  5. BulletCallies Magnum 4340 Forged LS Crankshaft

  6. BulletCallies Ultra H-Beam Connecting Rods

  7. BulletCrower Enduramax Needleless Mechanical Lifters

  8. BulletCustom Forged Diamond Pistons (BOR800) with Upgraded Wrist Pins

  9. BulletDiamond Pro Select AP Steel Piston Rings

  10. BulletCrower Shaft Mount Rocker Arm System

  11. BulletHolley HP EFI ECU and Wiring & Coil Harnesses

  12. Bullet1,100cc Custom High Impedance Injectors

  13. BulletBRE Custom Mechanical Roller Camshaft

  14. BulletCustom Smith Brothers Pushrods

  15. BulletMSD Multiple Spark Coil Kit

  16. BulletATI 10 Rib 2 Piece Harmonic Damper & Hub

  17. BulletMoroso LS Next Rear Sump Oil Pan & Pickup

  18. BulletBRE Custom Spark Plug Wires

  19. BulletBorowski Custom Billet Polished Engraved LS Valve Covers w/ Coil Relocation Brackets

  20. BulletHolley Dominator Billet Fuel Pressure Regulator, Holley MAP Sensor, Chevrolet Performance Lifter Valley Cover

  21. BulletPowermaster Alternator w/ BMR Mounting Kit

  22. BulletClevite Rod and Main Bearings, Cometic Head Gaskets, Fel-Pro Engine Gaskets, Cloyes Hex-A-Just Timing Set

  23. BulletARP Head Stud Kit, ARP Stainless 12 pt. Exterior Bolts, ARP Cam Bolts

  24. BulletBrad Penn Oil, Sunoco Race Fuel, Moroso Filters, Dozens of AN Fittings/Adapters

4.0L Whipple 427 Dart LS Next

Custom Diamond Pistons with Big Boost Ring Pack & Profile, Double Pin Oilers & Lateral Oil Return Ports

Can be Quickly De-Tuned to Run on Pump Gas. Included Holley EFI ECU Has Built-In Methanol Controller.

Custom Diamond Pistons with Big Boost Ring Pack & Profile, Double Pin Oilers & Lateral Ports

1,400+ HP