All new 350 GM Crate Engine with 350 HP.  Compare to our competitors selling the similar crate engine. We can also custom paint your engine to match your vehicle at your request. We are a dealer for March Performance serpentine belt systems if you choose them as your pulley manufacture.  We can also assist you in choosing the proper performance transmission and stall speed converter combination for your vehicle and have it shipped directly to you as your performance crate engine is being built.

350 350HP Engine Live Run Windows Media Video

Check Out What Our Customers Think Of Our Engines

• New GM 4 Bolt Main Block (Painted Color Of Choice)
• New GM 350 Crankshaft Assembled
• GM Performance I-Beam Connecting Rods
• GM Cast Aluminum Pistons And Ring To Match
• Three Piece True Double Roller Timing Set
• Hand Selected Performance Cam Shaft To Achieve The Idle & Throttle Response To Customers Desire
• 16 New Lifters
• GM Cast Iron Cylinder Heads
• Chrome Moly Push Rods
• GM Rocker Arms W/1.5 Ratio
• Engine Will Be Assembled With All Brand New Bolts
• High Volume Oil Pump And Screen
• Chrome Oil Pan
• Chrome Dip Stick And Tube
• Chrome Timing Cover
• Professional Products Harmonic Balancer
• Set Fel-Pro Gaskets
• The Complete Rotating Assembly Will Be Balanced
• Edelbrock Performer RPM Aluminum Performance Intake Manifold
• Chrome Thermostat Housing
• Edelbrock Carburetor. (Upgrade To A Holley Or Demon For $300)
• 14" Round Chrome Air Cleaner
• MSD HEI Distributor W/53,000 Volt Coil (Good For Up To 6500 RPM)
• 8 AC Delco Spark Plugs
• Custom Fit Taylor 8mm Ignition Wires (Color Of Choice Black, Red, Blue, Yellow, Green, Orange No Extra Charge)
• Fuel Pump
• Fuel Line And Inline Filter
• High Flow Cast Iron Water Pump
• Chrome Valve Covers
• Chrome Breather
• Complete PCV Ventilation System
• All Engines Will Come With Starter And Flex Plate (For Auto Trans) Additional $200 For Manual Transmissions.
• As We Assemble Your Engine We Take Several Pictures Throughout The Building Process. And Then We Send Them To You Via E-Mail, So You Can See The Quality Of Parts And Workmanship That Goes Into Your Engine.
• Each Engine Is Live Run Tested Timing Set, Carburetor Adjusted For Optimum Performance.
• We Video Tape Your Live Run Engine, And Send You A Copy.

All of our turnkey engines come with a 1 year warranty with unlimited mileage

March Performance Deluxe

Alt, & AC Serpentine Kit

Add $2,200

March Performance Deluxe

Alt, PS & AC Serpentine Kit

Add $2,450

Whether your vehicle is a hot rod, street car, race car, or even a tow truck, here at Pro-formance Unlimited we are here to help design and build the combination that best suits your vehicles needs. Please browse our engine combinations listed below or custom design one of your own. Pro-formance Unlimited is best known for our precision custom designs. From that special built stroker engine to that turn-key drop in ready crate engines, call Doug or Steve we will be happy to answer any of your questions.

All engines are custom built to order for total customer satisfaction

All major credit cards accepted

Call us today for a quote

1-800-267-3940