CHEVY |
454 Chevy
550 HP
Big Block Performance And Quality Parts At A Reasonable Price For A Turn-Key Engine Nothing Else To Buy!
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Big block Chevy 454 with 550 Hp performance aluminum head engine combination can be custom designed to tailor to your specific needs. All engines 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.
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454 550HP Engine Live Run |

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| SEE BELOW THE QUALITY OF PARTS WE USE IN OUR CRATE ENGINES |
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Short Block Assembly:
- Gen VI 454 Chevy Block (One Rear Seal)
- Bored and honed with deck plate
- Mains have been Align Honed
- Block has been decked
- Dura Bond bearing installed
- 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 Crank Shaft
- New Eagle I-Beam Connecting Rods With ARP
Bolts And Bushed Pins
- Speed-Pro or Keith Black Hypereutectic
Coated Skit Pistons
- Clevite P Series Rod And Main Bearing
- Hastings Cast 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 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 Roller Lifter Retainer Tray
- Edelbrock Performer RPM Rectangular Port
Aluminum Performance Cylinder Heads
- (8) Stainless Steel 2.19 Intake Valves
- (8) Stainless Steel 1.88 Exhaust Valves
- (16) High Performance Valve Springs And
Retainers (To Match Camshaft)
- 7/16 Screw In Studs And Hardened Guide
Plates
- (16) Manley Push Rods
- (16) Performance True Aluminum Roller
Rocker Arms
- Engine Will Be Assembled With All Brand
New Bolts
- High Volume Oil Pump And Screen
- New Painted Oil Pan
- New Dip Stick And Tube
- GM Aluminum Timing Cover
- Professional Products Performance Balancer
- Fel-Pro Performance Gaskets
- Edelbrock RPM Air-Gap Intake Manifold
- Chrome Thermostat Housing
- Edelbrock Carburetor w/ Electric Choke
- Chrome Air Cleaner
- MSD Pro-Billet Distributor
- MSD Blaster II Coil And Bracket
- MSD 6AL Ignition Control
- (8) AC Delco Spark Plugs
- Custom Fit Taylor 8mm Ignition Wires
(Color Of Choice Black, Red,
Blue,
Yellow,
Green,
Orange No Extra Charge)
- Brand New High Flow Cast Iron Water
Pump
- Chrome Valve Covers
- Chrome Breather
- A 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
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Turn-Key Drop In
Ready
Only $10,100
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| MASS-FLOW FUEL INJECTION KIT |
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-Four
barrel single plane Mass-Flo Patented intake
manifold -Custom 1000 CFM 4 bbl throttle
body -Jumbo fuel rails and mounts
custom compact high flow patented mass air
meter -Complete production quality
wiring harness -Production mass air
sequential electronic fuel injection
computer -Eight high quality fuel
injectors, sized to your application
-All needed sensors -High performance
billet aluminum distributor complete with
ignition module, rotor and cap -High
performance coil featuring faster rise time
and increased spark duration for increased
performance -Throttle body base gasket
-Throttle cable bracket -Assorted
hardware and fittings and detailed
instructions for a simple turn key
installation
Add $2,800 |
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| POLISHED ENGINE UPGRADE KIT |
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-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 $1,350
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| TURN-KEY CRATE ENGINE PACKAGES CLICK BELOW FOR MORE DETAILS |
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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.
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