THE STREET ULTRA!!!
The Hardcore Horsepower line of "Street Ultra" engines are professionally built, dyno-tuned, and tested big-block Chevy V8s that run on unleaded pump gas!
All "Street Ultra" engines are designed to be daily driven on pump gas without any worries or tuning hassles. Everything inside is the highest quality giving it the utmost in durability and continued power potential. On the outside it looks as good as it runs and can be custom-painted any color you'd like. It will arrive at your door fully blueprinted, assembled, and ready to perform. If you're looking for the ultimate big-block Chevy street crate motor for your ride, the "Street Ultra" is for you.
Special features of the "Street Ultra 632"
o Bore: 4.600-inch
o Stroke: 4.750-inch
o Displacement: 632cid
o Compression ratio: 11.25:1 +/-
o HP: 1,000+
o TQ: 800+
o Powerband: Idle-7,500+rpm
o Fuel required: 91+ Octane Unleaded
Bearings: Clevite or King Racing
Block: Dart Big M or Merlin cast iron, 4-bolt splayed main caps, 10.200" deck, brass freeze plugs
Cam: Custom solid roller, aggressive race profile, *Will not work with vac-assist power brakes (cam specs supplied to buyer only)
Cam drive: Erson Cams True double roller with billet steel gears, adjustable
Carburetor: Holley or Quick Fuel 4500 Dominator (dyno tuned)
Connecting Rods: Liberty 4340-Forged steel I-beam w/ ARP 7/16" 200k psi capscrews
Crank: Liberty 4340-forged steel
Cylinder Heads: Brodix 18° CNC-ported aluminum with SS 1pc valves, roller springs
Dampener: Powerbond SFI-approved with degree markings
Distributor: MSD billet (dyno tuned)
Fasteners: ARP bolts or studs where applicable
Intake manifold: Match-ported, cast alum single 4-bbl. 4500 carb base
Lifters: Solid roller, w/ "HIPPO" oiling, +.300" tall
Oil system: Fabricated steel wet-sump pan with blueprinted oil pump and welded pick-up
Pistons: Forged aluminum
Pushrods: Hardened steel, heavy wall
Retainers: Hardened steel
Rings: Plasma Moly file-fit
Rockers: Aluminum shaft rockers
Spark Plugs: Autolite or NGK Racing
OPTIONAL EQUIPMENT AVAILABLE FOR EXTRA $$$
Alternative fuels
Aluminum connecting rods
Boost
EFI
Exhaust system/Headers
Nitrous Oxide System
Spark Plug wires & looms
Vacuum pump system
Water Pump, Alternator, A/C, Power Steering pump, etc. *All parts listed are subject to change due to fitment, engineering, miss-print, typos, availability, etc.
OPTIONAL EQUIPMENT AVAILABLE FOR EXTRA $$$
If item is picked up, or shipped within the state of TN, must add 9.75% sales tax.
No-interest 12-month Layaway plan available on all items priced $10,000-up.
Terms: Minimum deposit 20% due up front. The remaining balance will be divided into 11 equal payments due each month thereafter until balance is paid in full. Engine will be fully built after full payment has been received.
Each engine is custom-built to order and will take approximately 24-48+ weeks to build.
All Deposits, Layaway and partial payments are non-refundable.
See Hardcore Horsepower store for warranty details.
All items are subject to availability and may be substituted without notice.
Photos shown are representational only. Actual item may differ.
Hardcore Horsepower, LLC
Franklin, TN
615.392.0665
10am-6pm Monday thru Friday
USA Central Time
We Make It Go Fast!!!
WARNING Some products may contain chemicals known to the State of California to cause cancer, birth defects or other reproductive harm. California Health and Safety Code Section 25249.6