DHD's Duramax engine program is known nationally for its durability, attention to detail and quality components. Your wont find the value that this build offers anywhere else. Not only are you purchasing a combination of proven products, your investing in 20 years of processes, specs and procedures specific to the Duramax platform. The same knowledge propelling our professional race and pulling programs can be found in your street hooker.

DHD's Street Hooker Series engines are designed to push your Duramax to 1000hp and beyond. Todays advancements in fuel and air technology have made 1000hp more achievable the ever before. The biggest piece to a 1000hp puzzle isn't making power once, but making it when you want it, repeatedly and safely. Street Hookers will do that.

DHD's PLUS series engines are perfect for those looking for additional piece of mind and a super clean finished product. PLUS series engines come sealed and prepped for cylinder heads at an unbeatable value. 

• Upper and Lower Oil Pan Installed
• Front and Rear Cover Installed
• DHD Keyed High Pressure Oil Pump Installed
• NEW GM Water Pump (DHD High Perf. Standard on LB7/LLY) Installed
• Assembled with New Hardware
• New Oil Pressure Relief Valve
• Upgraded L5P Oil Cooler Installed
• DHD O-Ringed Rear Coolant Cover
• OE GM Front and Rear Crank Seals
• Balancer and Flywheel Installed
• GM Engine Oil Filter Included
• Full Hot Tank and MAG Block Inspection
• Precision Line Bore, Hone for Billet Main Prep
• Deck Resurface and O-Ring Cut Deck
• Bore and Hone Bores to Custom Spec
• Oil Galley Casting Inspection and Plug Replacement
• Callies Compstar Crankshaft
• SoCal 3388 Alt Fire Camshaft
• SoCal Street Rods
• Delipped Mahle Race Cast Standard Compression Ratio Pistons
• Billet Flexplate (Requires Installation)
• SoCal Billet Main Caps
• DHD TORQ Series Main Studs
• DHD TORQ Series Flexplate Hardware
• DHD TORQ Series Balancer Bolt
• ATI Super Dampner (Requires Installation)
• Mahle Bearings
• New GM Block Heater

Build Highlights:

• State of the art balanced rotating assembly. Our balancing machine is widely accepted as the most advanced on the market. Hyper critical for increasing these engines longevity and RPM potential.
• Hand filed DHD specific ring gaps tailored to your build. Experience here is critical. We know what doesn't work, which has led us to understand thoroughly what does.
• Proven parts selection. The parts DHD selected for this build have a proven track record for consistent performance and reliability. Your investing in a proven package that should yield proven results. Reinventing the wheel is not always required to make big power.
• Each engine comes with a performance grind alternate firing order camshaft. Alternate fire cams can be found in most of todays leading competitive Duramax builds. 

Photo is representative of a short block and may not exactly reflect what you order based upon options chosen.