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393w Stroker 435HP 

* Engine Shown With Optional Pulley Kit*

383w Ford Crate Engine 435 HP

With Aluminum Heads

 

"Incredible Low To Mid Range Power"

 

   Small block 383w stroker Ford crate engine with Aluminum heads. Features a low to mid RPM power band specifically designed for you truck enthusiasts in mind.   Perfect for off road/hill climbing applications.  The  383w stroker engine can be custom painted to match your vehicle at your request. We can outfit 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.

 

See Below How Our Engines Out Beat Our Competitors

↓Engine Specification Sheet↓

 

Short Block Assembly:
Fully machined seasoned 351w Ford roller block
Block painted with 3 coats of high temp ceramic engine paint customer’s choice of color (have your engine custom painted to match your vehicle for an additional $300)
Eagle cast steel crankshaft 3.750 stroke
Eagle I-Beam connecting rods with ARP bolts and bushed pins
High performance pistons (Speed-Pro, Keith Black, SRP, or Mahle)
Clevite P Series rod and main bearing
Performance rings hand filed to match application
ARP main bolts
The complete rotating assembly is balanced


Fully Dressed Crate Engine:

All of the above plus the following:
Three piece double roller timing set
Comp Cams custom ground hydraulic roller camshaft
Hydraulic roller lifters
Edelbrock Performance aluminum cylinder heads
7/16 Screw in studs and hardened guide plates
Manley chrome moly push rods
Performance roller rockers
Melling high volume oil pump and screen
Chrome front sump oil pan
Chrome dipstick and tube
Aluminum timing cover with scale
Fel-Pro gaskets
Edelbrock aluminum performance intake manifold
Chrome thermostat housing to match application
Edelbrock carburetor w/electric choke
Chrome air cleaner
MSD Pro-Billet distributor (Requires MSD 6AL ignition control)
MSD Blaster II coil
MSD coil bracket
Auto-Lite spark plugs
Taylor 8mm ignition wires (color of choice Black, Red, Blue, Yellow, Green, Orange no extra charge)
Water pump
Chrome valve covers with baffles
Performance balancer
168 or 153 tooth flex plate (for auto trans)
Engines are photo documented during the building process
Each engine is dyno 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 2 year unlimited mileage warranty

Only $7,700

 

We Are Constantly Running Engine Deals
Please Call Us For The Most Up To Date Pricing
Or E-Mail Us For More Information!

Order Online          Request Info


March Performance
     
Upgrade $950 Upgrade $1,550 Upgrade $1,950
     


Holley Carburetor
 (Includes braided fuel line for carburetor)
Holley
Add $350		 MSD Mini High Torque Starter


 Add $245
   
MSD 6AL Ignition Control
MSD 6AL 6420
Add $245		 Manual Flywheel
Flywheel
Add $375
   




The Powerjection III is an amazing accomplishment in engineering. It is by far the simplest and cleanest aftermarket EFI system available. Which also means it is the easiest to install and tune. The “Adaptive Learning” feature eliminates the necessity for laptop programming and tuning, except on the most radical engines.


Powerjection III EFI System

Kit Includes:

  • 750 CFM Throttle Body Assembly (An exact swap for a 4150 Holley)
  • (4) 62 lb./hr. port style injectors
  • Built in EMS (Engine Management System) Mounted on the throttle body
  • Dashboard Software CD with comprehensive Instruction Manual
  • All harnesses and connectors (Much less harnessing than other systems)
  • Idle Air Control - Built in to the throttle body 
  • Coolant Temperature Sensor - 3/8-NPT threads for most manifolds
  • Throttle Position Sensor
  • Wideband O2 Sensor and cable (Many competitive units are narrowband)

Add $2,100



Custom Paint

Custom Painted Engine:

  • Have a custom painted car?  Why not have a custom painted engine?  Give us your paint code and we'll do the rest.

Add $300



Webber 48mm Stack Induction

Webber Stack Induction:

  • Webber Stack Induction Aluminum Intake Manifold
  • Webber 48mm IDA Carburetors
  • Chrome Stacks
  • Webber Carburetor Fuel Line
  • Webber Carburetor Throttle Linkage

Add $ Call



 

Edelbrock Dual Quad's:

  • Performer RPM Dual Quad Air-Gap intake With EnduraShine Finish
  • 2 Thunder Series AVS carburetors With EnduraShine Finish
  • Progressive throttle linkage
  • Fuel line
  • Edelbrock Chrome Dual Carburetor Air Cleaner

Add $1,300



TH350 Transmission

Automatic Transmission Package's:

  • The world’s finest transmission packages, custom made for Proformance Unlimited
    -Each Transmission Package is tailored to your engine, and Test Driven to ensure maximum performance.
    -They build them from Mild to Wild, if you’ve got the horsepower, they have the transmission.

C4 Or C6 Add $1,800

AOD Add $2,650
   



Cobra Engine Package 

Cobra Engine Package Upgrade Kit:

  • Cobra Valve Covers
  • Cobra Air Cleaner
  • March Alternator Only Pulley Kit:
    • Polished Aluminum Alternator Bracket
    • Polished Aluminum Alt, Crank, & Water Pump 6 Grove Serpentine Pulleys 1 Wire
    • Alternator
  • Serpentine Belt
  • Manual Transmission Flywheel 157 or 164 Tooth

Add $1,625 


 

Whether your vehicle is a hot rod, street car, race car, or even a tow truck, here at Proformance 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. Proformance 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 and we will be happy to answer any of your questions.

All engines are custom built to order for total customer satisfaction

Credit cards accepted

Call us today for a quote

1-800-267-3940

7500

2/6/2012

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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.