Answering buyers seeking a supercharger install for a 350 Chevy, this guide highlights kits that bolt onto common SBC blocks, offering substantial horsepower boosts while explaining practical fit and use cases. The top picks include complete bolt-on kits for street and mild race use, plus broader options for versatility. This overview helps buyers choose based on block compatibility, ease of installation, and real-world acceleration goals.
| Product | Best For | Key Benefit | Note |
|---|---|---|---|
| Complete 6-71 Roots Supercharger Kit — SBC 265/283/305/307/327/350/383/400 | Street-driven small-block builds | Largest boost potential with complete kit | Carbs/fuel not included |
| Edelbrock 1551 E-Force Street Legal | Carbureted SBC builds | Proven street-legal design | Designed for conventional cylinder heads |
| Universal Aluminum Supercharger Kit — Fits 2.0–3.5L engines | Compact engines and lightweight swaps | Broad platform compatibility | Vehicle-specific tuning may be required |
| MACH 3 Fast Portable EV Charger | Electric vehicle users (not engine supercharger) | Portable Level 2 charging option | Not a traditional engine supercharger |
| AMR500 Supercharger Kit for 1.6–2.4L | Small displacement engines | Mini Roots compressor boost | Smaller displacement; not typical SBC 350 |
Complete 6-71 Roots Supercharger Kit for SBC
Best for: Owners who want a comprehensive, bolt-on boost for a classic small-block Chevy. This kit is designed to fit standard SBC decks common on the 350, with case-mounted double-pinned 3-lobe rotors and factory-timed boost for consistent performance. It includes a full intake manifold, snout, 50T/55T Gilmer pulleys, idler, belt, dual-carb adapter, and gaskets, making it a turnkey option for serious horsepower gains.
Why selected: The kit consolidates essential components into one package, reducing guesswork during install and ensuring compatibility with a broad SBC lineup that includes the 350. The 45–55% horsepower boost claim aligns with larger-displacement street builds seeking noticeable acceleration improvements.
Best for: Street-driven hot-rods and weekend racers who want a fairly straightforward, bolt-on upgrade without buying multiple separate parts. Caution: Engine internals and carburation/s fuel systems may require tuning and additional fuel system components for optimal performance. Confirm rotating assembly suitability for sustained racing use.
Edelbrock 1551 E-Force Street Legal Supercharger Kit
Best for: SBC builders who want a time-tested, street-legal setup with conventional cylinder head compatibility. This kit aligns with Edelbrock’s 122 System Type and is designed for carbureted configurations, offering a balanced mix of power and reliability for daily driving and moderate performance gains.
Why selected: Edelbrock is known for integrated systems that emphasize driveability and predictable tuning. The E-Force approach suits classic street cars that prefer a familiar carbureted path, with the system engineered to fit common small-block platforms including SBC 350 builds.
Best for: Car enthusiasts prioritizing a trusted brand and a street-legal install. Caution: This option is carbureted, so fuel management will depend on ancillary components and tuning. Ensure compatibility with existing intake and fuel system parts.
Universal Aluminum Supercharger Kit for 2.0–3.5L Engines
Best for: Projects where engine bay space or weight is a constraint, or where a compact, versatile kit is preferred. The kit’s wide compatibility makes it suitable for various engine swaps beyond a traditional SBC 350 build.
Why selected: This option is highlighted for its adaptability across different engines, which can be advantageous for builders considering multi-vehicle use or future swaps. It supports performance improvements with a straightforward install path in smaller-displacement engines.
Best for: Builders seeking flexibility and a broad application range. Caution: Installation may require engine-specific tuning and mounting modifications for optimal results on a Chevy 350 platform.
MACH 3 Fast Portable EV Charger
Best for: Electric vehicle users looking for portable charging solutions rather than engine supercharging. This is not a traditional internal-combustion vehicle supercharger kit, but a portable charging device.
Why selected: Included as a reference to highlight product categories outside engine forced induction. It’s relevant for buyers exploring overall performance upgrades and alternative powertrain options.
Best for: EV owners who need a flexible charging option. Caution: Not compatible with engine-based supercharger installations or fuel systems.
AMR500 Supercharger Kit for 1.6–2.4L Engines
Best for: Small-displacement engine projects seeking modest forced-induction gains. Not a typical SBC 350 option, but demonstrates the variety of roots-style systems available.
Why selected: Included to illustrate the range of Roots-style compressors, helping buyers compare compact boost solutions across different engine sizes.
Best for: Builders with 1.6–2.4L engines aiming for a noticeable power increase in light vehicles. Caution: Not ideal for large-displacement V8 builds without substantial modification.
Buying Guide: Key Considerations
What should you check before buying a supercharger kit for a 350 Chevy?
- Block compatibility: Ensure the kit supports standard SBC deck heights and bolt patterns for the 350 engine family.
- Boost level and driveability: Confirm advertised horsepower gains align with your daily driving needs and street-legal requirements.
- Fuel system and carburation: Decide between carbureted or fuel-injected options; ensure fuel delivery matches the boost strategy.
- Supporting components: Verify the kit includes or requires an intake manifold, pulleys, belt, gaskets, and brackets for a complete install.
- Installation fitment: Some kits assume standard engine bays; verify clearance with headers, hood lines, and accessory drives.
- Future-proofing: Consider the potential need for upgrades to exhaust, cooling, and ignition to sustain higher boost levels.
- Legal and warranty considerations: Check local laws on street-legal restrictions and manufacturer warranties related to forced induction.
Frequently Asked Questions
- Can a 350 Chevy use a Roots-style 6-71 supercharger kit?
Yes, many kits are designed for SBC blocks and can bolt onto 350 engines with compatible deck height and manifold fittings. - Do I need additional fuel system parts with a supercharger kit?
Often yes; upgrades to fuel pumps, lines, and carburetors or EFI tuning may be required for safe operation at higher boost. - Is a street-legal supercharger kit required to pass inspection?
Depends on local regulations and the kit’s compliance with emissions and safety standards; check your state’s rules. - Will a universal kit fit my specific SBC 350 build?
Universal kits offer broad compatibility, but you may need adapters or custom mounting solutions for perfect fit. - Which kit is best for daily driving versus race use?
Street-friendly kits emphasize driveability and reliability; race-oriented setups prioritize higher boost and tuning flexibility. - What maintenance should I expect after installation?
Expect routine belt checks, coolant management for intercoolers if applicable, and monitoring boost pressure with tuning adjustments as needed.