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* Engine Shown With Optional Pulley Kit*

 

350 Chevy

425 HP 410 ft. lbs. Torque

Our Best Seller

Chevy 350 with 425 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.

The top questions to keep in mind when purchasing your crate engine click here

 

"Incredible Power Throughout The Power Band"

Most Popular Engine

 

 

 

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

 

Short Block Assembly:
  • Seasoned factory roller 4 bolt main block 1 pc rear main seal
  • Bored and honed with deck plate
  • Mains have been Align Honed
  • Block has been decked
  • Dura Bond bearing installed 350 Short Block
  • Brass freeze plug and oil galley kit installed
  • Block painted with 3 coats of high temp ceramic engine paint customers choice of color
  • New Eagle Cast steel crankshaft
  • New Eagle I-Beam connecting rods with ARP bolts
  • Keith Black pistons
  • Clevite P Series rod and main bearing
  • Perfect Circle rings hand filed to match application
  • The complete rotating assembly will be balanced
Fully Dressed Crate Engine Assembly:
  • All The Above Plus The Following:
  • Three piece true double roller timing set
  •  Custom Ground Hydraulic Roller High Performance Street Camshaft With A Muscle Car Chop 
  • A set of Roller lifters
  • A Set Of  Lifter Guides
  • A GM Roller Lifter Retainer Tray
  • Performance Aluminum Cylinder Heads350 longblock
  •  Stainless steel 2.02 intake valves
  •  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
  • A set of stainless steel 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
  • Fel-Pro performance gaskets
  • Professional Products performance balancer
  • Edelbrock aluminum Air-Gap RPM intake manifold
  • Chrome thermostat housing
  • Edelbrock carburetor w/ electric choke 350 375HP Turn-Key Crate Engine
  • 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 flex plate (for auto trans)
  • 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

Only $6,450

We Are Constantly Running Engine Deals

Please Call Us For The Most Up To Date Pricing

Or E-Mail Us For 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 $1,050
  March Performance
Alternator
Turn-Key Drop In Rady Small Block Chevy 350 420HP With March ALT Pulley Kit		      Alternator, Power Steering
Add $870   Add $1,430
     
 
Alternator, Power Steering,  And AC

   "Ultra Drive" Alternator, Power Steering,  And AC
Add $1,870   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

1-732-462-7283

425HP Short Block

  

425HP Long Block
 

6300

Copyright © 2006 Pro-formance Unlimited Inc.

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PROFORMANCE UNLIMITED INC. RESERVES THE RIGHT TO MAKE CHANGES IN DESIGN OR TO MAKE ADDITIONS TO OR IMPROVEMENTS UPON ANY OF ITS PRODUCTS AT ANY TIME WITHOUT INCURRING ANY OBLIGATION WHATSOEVER TO INSTALL THE SAME OR IMPROVEMENT UPON PRODUCTS PREVIOUSLY MANUFACTURED. OCCASIONALLY DEPENDING ON AVAILABILITY, PARTS MAY BE SUBSTITUTED THAT WILL NOT EFFECT PRICE, PERFORMANCE, APPEARANCE OR QUALITY OF THE PRODUCT.