Proformance Unlimited - Custom Crate Engines

Unlock Serious Power with Proformance Unlimited! 🏁
Get an up-close look at our 7.3L Godzilla Stage 1 CNC Ported Cylinder Heads! If you are looking to turn up the dial on your build, these heads are engineered to handle the heat and flow the numbers you need.
Here is what goes into our Stage 1 setup:
• Precision Mild CNC Port Job for massively improved airflow
• Upgraded Bronze Guides installed for maximum durability
• Softened Combustion Chambers to help prevent detonation
• Premium Stainless Steel Valves: Huge 2.165” Intake & 1.655” Exhaust
• Top-Tier Springs: Fully assembled with trusted PSI or PAC valve springs
🔥 Perfectly spec'd for running BOOST or heavy NOS applications! 🔥
Whether you are hitting the drag strip or building a monster street car, these heads are ready to perform. Drop a comment below if you want to see these bolted onto our next block! 👇
Contact Us to Build Your Dream Engine:
• 📞 Phone: 800-267-3940
• 💻 Website: www.proformanceunlimited.com
• ✉️ Email: [email protected]
• 📍 Location: Melbourne, FL

🚀 Dyno Test Day at Proformance Unlimited!

We just wrapped up a thrilling dyno run on this gorgeous 360 Chrysler build, destined for a classic '73 Plymouth Barracuda. The results are in, and this engine is ready to hit the streets!

The Numbers
Here is a breakdown of what this Mopar powerhouse produced on the dyno:

Horsepower: 475.7 HP

Torque: 514.1 lb-ft

Compression: 10.2:1

Cam Profile: Hydraulic Roller Cam

Your Next Build Awaits
This setup will give its new owner years of pure driving enjoyment. At Proformance Unlimited, we pride ourselves on building each and every engine as if it were going into our own personal rides.

If you are looking for a custom crate engine to bring your dream car to life, give us a call! We would be happy to put together the perfect package for you.

Proformance Unlimited
Melbourne, FL
321-430-2465

https://proformanceunlimited.com/shop/chrysler-engines/360-475hp-mopar-turn-key-engine/

Watch as the crew at Proformance Unlimited dials in this massive 565 cubic inch Big Block Chevy on the engine dyno!

This custom BBC build is an absolute powerhouse, topped off with a jaw-dropping Borla 8-Stack fuel injection system. We've paired classic big block muscle with modern EFI reliability, utilizing a Holley Terminator X-Max ECU to keep everything running flawlessly. Listen to this beast scream through the RPM range as we make our tuning adjustments and lay down some serious horsepower and torque numbers.

Engine Build Specs:

Displacement: 565 CI Big Block Chevy

Block: Merlin Short Deck Block

Rotating Assembly: Eagle Forged

Cylinder Heads: AFR (Air Flow Research)

Camshaft: Custom Ground Hydraulic Roller Cam (Comp Cams)

Induction: Borla Stack Injection

Engine Management: Holley Terminator X-Max ECU & Harness

Drop a comment below and let us know what vehicle you would drop this 565 BBC into!

If you are looking for a custom crate engine build for your muscle car, street rod, or truck, reach out to the team at Proformance Unlimited.

🌐 Visit us online: www.proformanceunlimited.com
📞 Call us: 321-430-2465
✉️ Email: [email protected]

Don't forget to LIKE, SUBSCRIBE, and hit the bell icon so you never miss a dyno pull!

Wait until you hear this monster roar on the dyno! 🏁 In this video, the Proformance Unlimited team is breaking in and dyno testing one of our custom-built 502 Cubic Inch Big Block Chevy Crate Engines. Pumping out an incredibly reliable 600 Horsepower, this BBC engine package is the perfect drop-in power plant for your classic muscle car, hot rod, or custom truck.

This is no ordinary Big Block. We precision-machine and custom-build each of these 502s in-house. Highlights of this specific 600HP build include:
• Fully Machined 502 4-Bolt Main Block
• Forged Steel Crankshaft & Connecting Rods
• Performance Forged Pistons
• Custom Ground Hydraulic Roller Camshaft
• AFR Performance Aluminum Cylinder Heads
• 750 CFM Holley Carburetor (EFI upgrades available!)
• MSD Pro-Billet Distributor

Every engine we build is strictly tolerance-checked, internally balanced, and completely dyno-tested and tuned before it ever hits a shipping crate, ensuring you get true turn-key power.

Love the sound of this 502? Want to put one under the hood of your ride? We can custom tailor this engine to your specific needs, including custom paint, CVF Racing serpentine belt systems, EFI upgrades, and transmission packages!

🔗 View the full specs and pricing for this engine here:
https://proformanceunlimited.com/shop/big-block-chevy-engine/502-ci-bbc-crate-engine-600hp/

📞 Get a Custom Quote: Give us a call today at 321-430-2465 or email us at [email protected]

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Website: https://proformanceunlimited.com
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