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Crate Engine Builder Kit by Butler, 450-550hp, 4.500 Str, 487-501 cu. in. Ready to Assemble

SKU: BP-ENGINE-KIT-487-501

Butler Performance Crate Engine in Builder Kit form- EFI or carb, Ready to assemble
Includes Butler Balanced Rotating Assembly
4.500" Stroke Forged Crank/H-Beam Rods
Custom machined and ready to assemble
All engine blocks undergo the "Butler Process"
Edelbrock Heads and Intake
Comp Cam and Roller Lifters
EFI or Carb
Fully machined and ready to assemble
Builder Kits are shipped unassembled. Must be assembled by you or your shop

Availability: Due to Popular Demand current lead time runs about 6-8 weeks Fully insured shipping will be quoted. (Usually $500-700 on average). Additional fees for residential and liftgate.

Pricing: $15,495.00

Customize Your Item

Choose Your Block

- Choose Your Block -

* required

Choose Your Block Color

- Choose Your Block Color -

* required

Choose Your Rods

- Choose Your Rods -

* required

Option for Billet Center, Front, or Rear Main Caps with Line Hone and machining necessary for the upgrades

Choose Main Cap Upgrade

- Choose Main Cap Upgrade -

* required

Choose Your Oil Pump

- Choose Your Oil Pump -

* required

Choose Your Oil Pan

- Choose Your Oil Pan -

* required

Choose Your Cam Idle Quality

- Choose Your Cam Idle Quality -

* required

Choose Your Lifters

- Choose Your Lifters -

* required

These levels are dictated by cam and intake choices. We also upgrade components we know are needed to ensure reliability at the chosen HP level. Higher HP requires aggressive idle cam

Choose Your HP Level

- Choose Your HP Level -

* required

Choose Your Heads

- Choose Your Heads -

* required

Choose Your Rockers

- Choose Your Rockers -

* required

Logo removal for aftermarket heads only

Choose Your Stealth Option

- Choose Your Stealth Option -

* required

Choose Your Ignition

- Choose Your Ignition -

* required

Choose Your Induction

- Choose Your Induction -

* required

Fabricated and Billet includes Plain or Logo, (2)breathers, and Oil Fill.

Choose Your Valve Covers

- Choose Your Valve Covers -

* required

Choose Balancer

- Choose Balancer -

* required

Choose Your Flexplate/Flywheel

- Choose Your Flexplate/Flywheel -

* required

Qty:

Description

Butler Crate Engine in Builder Kit form- Ready to Assemble

487-501cu. in.

ON PUMP GAS!

Ready to Build Engine Kits

All our ready to assemble crate engine kits leave our shop having been custom designed, put through the "Butler Process", and ready to build. We never simply sell kits with no assistance. You have Butler Performance backing you in every step of the way. From knowledge to tech help, we are here for you or your engine builder of choice. We have worked with many engine shops around the country and are always glad to lend a hand in helping them take the "Butler Kit" to a performance engine specially designed for your project.

Our Butler Crate Engine Builder Kits have the following parts and more

400, 428, or 455 Pontiac Block with Option for 4-Bolt Main With Main Studs upgrade, Dip Stick tube installed
Butler Rotating Assembly- With Crank, H-Beam Rods, Forged Pistons and bearings
Cast or Forged Crank 4.500 Stroke
H-Beam Rods 6.800"
BP Forged Pistons and Pins
Total Seal Rings
C77 Race Bearings
BP Billet Gears and Chains
High Volume Oil Pump
BP/COMP Hyd Roller Cam
Hyd Roller Lifters
BP Custom Pushrods 5/16 .116" Wall
Harmonic Damper
Roller Rockers
Edelbrock Out of Box Heads
Carb or EFI of your choice
Stock Type or Canton Oil Pan & Pickup
Port Matched Intake
TPP Valley Pan
Flowkooler Water Pump
New 11 Bolt Timing Cover, Plates, and Sleeves
Ignition Kit
IMI Starter
Engine Paint and Valve Cover Options
All gaskets and stainless steel accessory and ARP fasteners

The Block

We start with the exact same blocks you would build on your own. It's what we do to take these old dirty blocks that you see here to a beautiful custom built Butler engine. It takes many critical steps in order to become the proper foundation to be a custom Butler Performance engine.

Step 1- 3 Step Cleaning Process

-Baked, Blasted, and Cleaned

Step 2- Visually Inspected

Step 3- Magnafluxed/Sonic Tested

Step 4- Replace Dowel Pins

Step 5- Align Bored (if required)/ Align Honed

Step 6- Bored and Honed with a Torque Plate

Step 7- Square Decked

Step 8- Deburred/ Final Multi Prep Process

(It takes over a full days work for the final prepping process. Including tapping all bolt holes and cleaning all oil galleys)

Step 9- Final Jet Wash/Cleaning/Wipe Down

Step 10- Ready for Assembly

All rotating assemblies sold by Butler Performance, regardless of brand, are neutrally balanced in our shop by our experienced machinists.

Images show assembled with optional parts. Contact us for detailed quote for your application and specifications.

Drive, accessory pulleys, and March Serpentine systems sold separately

Air cleaner or drop base sold separately

Details

SKU: BP-ENGINE-KIT-487-501
Stock #: BP-ENGINE-KIT-487-501
Brand: Butler Performance
Availability Remarks: Due to Popular Demand current lead time runs about 6-8 weeks Fully insured shipping will be quoted. (Usually $500-700 on average). Additional fees for residential and liftgate.
Condition: New