Horsepower & Torque: 700 Horsepower / 640 ft. lbs. Torque
Cylinder Heads: BluePrint Engines LS3 Aluminum Cylinder Heads
Compression Ratio: 9.5:1
Camshaft: Hydraulic Roller Cam - .612 Intake / .585 Exhaust Lift and 225 Intake / 238 Exhaust Duration @ .050 - 113° LSA - Three Bolt Cam
Pistons: Forged
Crankshaft: Forged Crank - 3.622" Stroke and Forged 6.125" Rods
This engine Does NOT come with a Fuel Injection ECU and Wiring Harness.
Fuel Recommendation: 91+ Octane
- Description
- Engine Specs
- Parts & Accessories
- Warranty
Overview:
The BluePrint Engines GM LS-Compatible 376 C.I. pro-series engine is a supercharged powerhouse, producing 700 horsepower and 640 ft-lbs. of torque. Based on the highly popular LS platform—ideal for street cars and restomods. It features BluePrint LS3 aluminum cylinder heads, a 9.5:1 compression ratio, and a high-performance hydraulic roller cam (.612/.585 lift, 225/238 duration @ .050, 113° LSA). Forged pistons, a forged crank with a 3.622" stroke, and 6.125" forged rods ensure strength under boost from the Gen 6 / 3.0 Whipple Supercharger.
Description:
- Horsepower & Torque: 700 Horsepower / 640 ft. lbs. Torque
- Compression Ratio: 9.5:1
- BluePrint Engines LS3 Aluminum Heads
- BluePrint Engines Hydraulic Roller Cam
- BluePrint Engines Forged Pistons
- BluePrint Forged Crankshaft
Block:
- BluePrint Engines High Strength (LSX Style) Cast Iron Block
- Increased Deck Thickness and Strength Webbing
- Utilizes OEM LS3 Front and Rear Covers
- Improved Water Jacket Design
- Extended Cylinder Skirt
- 1-Piece Rear Main Sea
- Priority Main Oiling
- 4.070" Bore
- 6-Bolt Main
Rotating Assembly:
- Forged Crankshaft
- 3.622" Stroke
- 6.125" Connecting Rods w/ 150,000 PSI Bolts
- Forged Pistons
- Internally Balanced Front and Rear
Cylinder Heads:
- BluePrint Aluminum Cylinder Heads - PS8015
- 70cc Chamber
- 2.165" Intake / 1.590" Exhaust Valves
- 259cc Intake / 102cc Exhaust Runners
Cam Specs:
- Hydraulic Roller Cam
- .612 Intake / .585 Exhaust Lift
- 225 Intake / 238 Exhaust Duration
- @.050-113 Degree Lobe Separation
Also Includes:
- Low Profile Rear Sump Oil Pan - BPP81073
- All Sensors Required for Engine to Run
- DBW Throttle Body - BPP12191019
- Gen 6 / 3.0 Whipple Supercharger
- Water Pump - BPPLS126WP
- Spark Plugs & Wires
- Harmonic Balancer
- Timing Cover
- Valve Covers
- Coil Packs
- Oil Pump
- Dipstick
Notes:
- Not for use in pollution-controlled vehicles.
Blocks
- BluePrint Engines High Strength (LSX Style) Cast Iron Block
- Increased Deck Thickness and Strength Webbing
- Utilizes OEM LS3 Front and Rear Covers
- Improved Water Jacket Design
- Extended Cylinder Skirt
- 1-Piece Rear Main Sea
- Priority Main Oiling
- 4.070" Bore
- 6-Bolt Main
Cylinder Heads
- BluePrint Aluminum Cylinder Heads - PS8015
- 70cc Chamber
- 2.165" Intake / 1.590" Exhaust Valves
- 259cc Intake / 102cc Exhaust Runners
Spark Plug
.030"
Firing Order
1,8,7,2,6,5,4,3
Rotating Assembly
- Forged Crankshaft
- 3.622" Stroke
- 6.125" Connecting Rods w/ 150,000 PSI Bolts
- Forged Pistons
- Internally Balanced Front and Rear
Cam Specs
- Hydraulic Roller Cam
- .612 Intake / .585 Exhaust Lift
- 225 Intake / 238 Exhaust Duration
- @.050-113 Degree Lobe Separation
Stall Converter
2200+
Also Includes
- Low Profile Rear Sump Oil Pan - BPP81073
- All Sensors Required for Engine to Run
- DBW Throttle Body - BPP12191019
- Gen 6 / 3.0 Whipple Supercharger
- Water Pump - BPPLS126WP
- Spark Plugs & Wires
- Harmonic Balancer
- Timing Cover
- Valve Covers
- Coil Packs
- Oil Pump
- Dipstick
Notes
- Not for use in pollution-controlled vehicles.
Your BluePrint engine was dyno tested with the parts and specifications listed below. If you prefer to install a different part, your engine may not produce the horsepower recorded on your dyno sheet.
Parts & Accessories Specs
| Intake Manifold | Gen 6 / 3.0 Whipple Supercharger |
|---|---|
| Spark Plug (Not Included) | NGK 3689 (TR6IX) |
| Harmonic Balancer (Not Included) | Non-Weighted |
| Flexplate/Flywheel (Not Included) | Non-Weighted |
| Fuel Recommendation | 91+ Octane |
| Recommended Service Oil | BPP10W30 |
| Recommended Oil Filter | NAPA 7060 |
| Total Oil Capacity with Production Oil Pan, and Correct Filter | 6 Quarts |
Header Partners:
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Better Than the Rest.
The satisfaction of our customers is our highest priority at BluePrint Engines. Every engine we build is assembled with premium components, balanced to within two grams, and dyno-tested to verify real horsepower and torque before it leaves our facility.
All BluePrint products include warranty protection designed specifically for how they're used. Our complete crate engines carry our industry-leading 30-month / 50,000-mile warranty, offering the confidence and peace of mind serious builders expect. Other BluePrint products—including bare blocks, marine engines, transmissions, race applications, and cylinder heads—feature warranty coverage tailored to their intended use and operating conditions.
For full terms and specific coverage by product category, download our warranty guide below. It contains complete details, limitations, and instructions for warranty registration and claims.
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Register NowEVERY BLUEPRINT ENGINE ACES THE DYNO TEST
We make sure we hit our target horsepower and proper torque with every crate engine. We use an advanced computerized balancer in our in-house dyno testing rooms to get our rotating assemblies within two grams, ensuring silky smooth power over the entire RPM range. That’s precisely why our engines sound and run better than our competitors.
All specs, zero speculation: A comprehensive, dyno-generated printout showing your critical engine specs will accompany your delivered engine — every time. No more guessing or wondering what your installed engine’s real-world peak horsepower and torque ratings actually are. Any doubters in the crowd? Simply flash ‘em your exact engine’s dyno results.