* Engine Shown With Optional Pulley Kit

350 Chevy

420 HP Engine!

 

 

Chevy 350 with 420 HP engine can be custom designed to tailor to your specific needs. This engine package is what most of our customers prefer when building their hot rod. Engine can be custom painted to match your vehicle at your request. This engine is the best deal dollar for dollar.  We can also equip your engine with the exclusive March Performance serpentine belt system.  We can also assist you in choosing the proper transmission and stall speed converter combination for your vehicle and have it shipped directly to you as your performance crate engine is being built.


"Incredible Power Through Out The Power Band"

Most Popular Engine

 

"Now Being Built With A New 4 Bolt Main GM Block"

 

See Below The Quality Of Parts We Use In Our Crate Engines

  • Brand New 4 bolt main block, two piece rear seal

  • New 350 Cast crankshaft assembled with tri metal rod and main bearings

  • New Performance I-beam connecting rods (rated for over 500hp)

  • A set of high performance pistons with 9.6:1 compression

    •

  • Three piece true double roller timing set

  • Hand selected performance camshaft to achieve the idle & throttle response to customer’s desire

  • (16) New high rev lifters (anti-pump up)

  • Dart Pro One performance aluminum cylinder heads 64cc with 200cc intake runners

  • (8) Stainless steel 2.02 intake valves

  • (8) Stainless steel 1.60 exhaust valves

  • (16) High performance valve springs and retainers (to match camshaft)

  • 7/16 screw in studs and hardened guide plates 

  • (16) Chrome Moly push rods

  • (16) Performance true aluminum roller rockers

  • Engine will be assembled with all new bolts

  • High volume oil pump and screen

  • Chrome oil pan

  • Chrome dip stick and tube

  • Chrome timing cover

  • Professional products performance balancer

  • Fel-Pro performance gaskets

  • The complete rotating assembly will be balanced

  • Edelbrock aluminum RPM Air Gap intake manifold

  • Chrome thermostat housing

  • Edelbrock carburetor w/ electric choke  (upgrade to a Holley or Demon for $300)

  • 14" Chrome air cleaner

  • MSD Pro Billet Distributor (Requires MSD 6AL Ignition Control)

  • MSD blaster II coil and bracket

  • 8 Autolite spark plugs

  • Custom fit Taylor 8mm ignition wires (color of choice black, red, blue, yellow, green, orange no extra charge) 

  • 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.

  • Engines are photo documented during the building process so you can see the quality of parts and workmanship that goes into your engine.

  • Each engine is live run tested, timing set, and 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

 

Carbureted Turn- Key Drop In Ready Price Only $5,995  

 

Request More Information

     

Customize Your Crate Engine

Mass-Flow Fuel Injection
Mass Flow EFI System

Mass-Flow Fuel Injection Kit Includes:

  • Mass-Flow EFI Custom  Intake Manifold

  • 4 Valve 1000cfm Throttle Body

  • 8  Fuel Injectors

  • Fuel Rails

  • Mass Air Flow Sensor

  • Pre-Tuned ECM

  • Wiring Harness

  • All Sensors Required To Make System Work

Add $3,200

Polished Engine Upgrade Kit:
350 Chevy Polished Package
  • Polished Oil Pan
  • Polished Timing Cover
  • Polished Ball Milled Valve Covers
  • Polished Edelbrock Cylinder Heads
  • Polished Edelbrock Intake Manifold
  • Polished Edelbrock Water Pump
  • Polished Billet Ball Milled Wire Looms
  • Edelbrock Endura Shine Carburetor
  • Polished Air Cleaner

Add $1,425
  March Performance
Alternator
March		 Alternator, Power Steering
March
Add $870 Add $1,430
Alternator, Power Steering,  And AC
March Full Boat		 "Style Tracks" Alternator, Power Steering

Coming Soon
Add $1,870 Add $1,700
"Style Tracks" Alternator, Power Steering,  And AC
March Style Tracks		 "Ultra Drive" Alternator, Power Steering,  And AC
March Ultra Drive
Add $1,930 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

350 Short Block

  

350 Long Block