Edelbrock  |  SKU: EDE46720

Edelbrock Crate Engine LS3 Long Block Only

Regular price $ 19,17513

Can I pick up my order or have it installed at your shop?

Absolutely. We offer local pickup on most products and full professional installation at our shop in Washington, MO. Whether you just want to grab your parts or have our techs handle the install, we’ve got you covered. Give us a quick call at 636-429-7020 or message us to schedule a visit — we’ll make sure the parts are ready when you arrive.

How do I know if this part fits my vehicle?

Unsure if it’ll fit? No problem — that’s what we’re here for. Send us your vehicle’s year, make, and model, and we’ll verify fitment before you order. We can also point you toward compatible upgrades or supporting parts if needed.

What if I need to return a product or it’s defective?

Most unused items can be returned within 30 days in their original packaging. Some products are covered by a manufacturer’s warranty as well. If something arrives damaged or doesn’t meet your expectations, just let us know — we’ll help you get it replaced, refunded, or repaired. (Tracking updates are also emailed automatically once your order ships.)

What's the lead time on custom or fabricated parts?

Many of our parts are built to order — especially fabricated or performance components. These can take additional time to produce before shipping. Lead times vary by manufacturer and demand, but we’ll always keep you updated along the way. If you’re working on a tight schedule, reach out before ordering at 636-429-7020 and we’ll confirm current availability or estimated ship dates.

Description

Edelbrock part #46720 is the same long-block used on our E-Force LS Supercharged crate engine that delivers 720 horsepower and 695 ft-lbs. of torque on 91 octane pump gas. It features an aluminum LS3 block with a forged and balanced Manley crankshaft, forged Manley h-Beam connecting rods and Manley forged aluminum pistons to create a 416ci LS3 stroker with 4.065" bore and 4 stroke. Its compact design allows for a seamless swap into most platforms; eliminating the need for modifications to your engine bay or hood. This long-block is a great foundation for starting any high performance forced induction LS based build.Engine Specifications:- Finish: Black powder coated- Displacement: 416 c.i.d.- Horsepower: Upwards of 720 HP when used with Edelbrock supercharger - Torque: Upwards of 695 ft/lbs. when used with Edelbrock supercharger- Compression: 9.5:1- Block: LS3 Aluminum- Crankshaft: Forged 4340- Pistons: Forged Aluminum- Rods: Forged H-Beam- Camshaft: 215 Deg /247 Deg , .629/.656, 121 LSA- Rocker Arms: LS3, 1.7 ratio- Cylinder Heads: GM with Edelbrock Valve Springs #5768- Warranty: 2-year / Unlimited mileage- Long Block only. Does not come with an induction system