Edelbrock part #46720 is the same long-block used on our 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
Specifications:
| Description_ABR |
CRATE ENGINE |
| Description_ASM |
Chevrolet:Small-Block Gen IV LS3:416 (6.8L) |
| Description_DEF |
Engine Long Block |
| Description_EXT |
Edelbrock part #46720 long block features a GM aluminum LS3 block with a forged and balanced Manley crankshaft, forged Manley H-Beam connecting rods and Manley forged aluminum pistons to create a 416 c.i.d LS3 stroker |
| Description_MKT |
Edelbrock part #46720 is the same long-block used on our 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 |
| Description_MKT |
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 |
| Description_MKT |
Displacement: 416 c.i.d. |
| Description_MKT |
Horsepower: Upwards of 720 HP when used with Edelbrock supercharger |
| Description_MKT |
Torque: Upwards of 695 ft/lbs. when used with Edelbrock supercharger |
| Description_MKT |
Compression: 9.5:1 |
| Description_MKT |
Block: LS3 Aluminum |
| Description_MKT |
Crankshaft: Forged 4340 |
| Description_MKT |
Pistons: Forged Aluminum |
| Description_MKT |
Rods: Forged H-Beam |
| Description_MKT |
Camshaft: 215 Deg /247 Deg , .629/.656, 121 LSA |
| Description_MKT |
Rocker Arms: LS3, 1.7 ratio |
| Description_MKT |
Cylinder Heads: GM with Edelbrock Valve Springs #5768 |
| Description_MKT |
Warranty: 2-year / Unlimited mileage |
| Description_MKT |
Long Block only. Does not come with an induction system |
| Description_LAB |
Long Block #46720 GM LS3 416, GM LSA Head W/Edelbrock Springs, 1-Piece Rear Main |
| Description_INV |
LS 416 (Long-Block) For Forced Induction |
| Description_TRA |
Oil pan dimensions: 2.625" tall at the front, sump measures 6.75" (front) to 7.75" (rear) high and 7.75" in length. See our web site for reference dimensions. Your engine is supplied with Edelbrock Break-In Oil in the crate. Before starting engine, you will need to prime the oil system. Do not turn engine over with starter motor for priming. |
| Valve Cover Type |
OEM, Black Powder Coated |
| Construction Type |
Assembled |
| Intake Manifold Type |
Not Included |
| Quantity |
Sold Individually |
| Valve Cover Included |
Yes |
| Valve Cover Material |
Cast Aluminum |
| Distributor Included |
No |
| Compression Ratio |
9.5:1 |
| Water Pump Included |
No |
| Cylinder Head Material |
Aluminum |
| Oil Filter Included |
Yes |
| Calibration |
No |
| Flywheel Included |
No |
| Plug Wire and Boot Included |
No |
| Torque |
N/A |
| Carburetor Type |
Not Included |
| Grade Type |
Performance |
| Engine Block Material |
Cast Iron |
| Wire Harness Included |
No |
| Type |
GM LS3 (Long Block Only) |
| Carburetor Choke Type |
N/A |
| Piston Type |
Forged Aluminum |
| Universal Or Specific Fit |
Specific Fit |
| Manifold Material |
N/A |
| Rocker Arm Ratio |
1.7:1 |
| Main Bearing Cap Bolt Quantity |
4-Bolt |
| RGL |
WARNING: This product can expose you to Chromium, Lead, and Zinc which is known to the State of California to cause cancer or birth defects or other reproductive harm. For more information, visit www.P65warnings.ca.gov. |
| Camshaft Type |
215deg/247deg, .629/.656, 121 LSA |
| Cylinder Head Type |
GM LSA With Edelbrock Valve Springs |
| Oil Pan Included |
Yes |
| Hardware Included |
Yes |
| Air Cleaner Type |
Not Included |
| Horsepower |
N/A |
| Spark Plugs Included |
No |
| Throttle Body Included |
No |
| Harmonic Balancer Included |
Yes |
| Rocker Arm Type |
LS3 |
| Crankshaft Material |
Forged Steel |
| Timing Cover Included |
Yes |
| Displacement |
416 |
| Rear Main Seal Type |
1-Piece |
| Length |
34.0000 |
| Width |
24.0000 |
| Height |
28.0000 |
| Weight |
400.0000 |
