Best 4 Cylinder Propane Conversion Kit Options for Grills, Generators, and More
Unlock flexibility in fuel choice with these 4 cylinder propane conversion kit options. Designed to switch between propane and natural gas, these kits are tailored for grills, griddles, cooktops, and portable generators. The selections below cover reputable brands and a range of compatible appliances, from Blackstone griddles to Frigidaire ranges. Use this guide to compare kit contents, nozzle options, hose lengths, and installation compatibility, so you can decide which kit best meets your outdoor cooking or backup power needs.
| Product | Brand | Purpose | Key Feature |
|---|---|---|---|
| MCAMPAS Natural Gas Conversion Kit | MCAMPAS | Propane/Natural Gas conversion for grills and griddles | Includes multiple orifices and a 5.9″ hose |
| Blackstone 5249 Propane to Natural Gas Conversion Kit | BLACKSTONE | Natural gas conversion for Blackstone griddles and related equipment | 10 ft hose and complete fittings |
| GRLP4 LP Gas Conversion Kit – Anlvxin | Anlvxin | Natural gas to propane conversion for ranges/cooktops | 12 brass orifices; multiple prefixes supported |
| Natural Gas to Propane Conversion Kit – GRLP4 LP Gas | SGTBQLL | Conversion for Frigidaire/Kenmore Electrolux ranges | 12 brass orifices; OEM replacement compatibility |
| A UTOKAY Dual Fuel Carburetor LPG NG Conversion Kit | AUTOKAY | Dual fuel conversion for generators | Rated 5kW-6kW output; supports GX390/188F engines |
MCAMPAS Natural Gas Conversion Kit for Grills
The MCAMPAS kit converts liquid propane to natural gas with a 5.9″ propane hose and a 4″ W.C. natural gas valve. It includes an assortment of orifice nozzles (ranging from 1.39mm to 2.0mm) and a threaded jet nozzle (M6 x 0.75mm) with a 7mm hex. Designed to fit grills, griddles, pizza ovens, fire pits, and patio heaters, it supports a broad BTU range transition (95,000 BTU propane to 16,000 BTU natural gas). The kit features a secure inlet/outlet setup and is suitable for DIY conversions on compatible devices.
What to know:
– Includes a 5.9″ hose and a 4″ W.C. natural gas valve assembly.
– Multiple nozzle sizes support various gas flow requirements.
– Inlet/outlet fittings are designed for secure, gas-tight connections.
– Best for converting compatible Weber, Nexgrill, KitchenAid, and Blackstone-style units.
Key considerations
- Check your grill model compatibility before purchasing.
- Understand the BTU range of your appliance to select the correct orifice sizes.
- Ensure proper ventilation and adherence to local regulations during installation.
Blackstone 5249 Propane to Natural Gas Kit
The Blackstone 5249 kit is engineered to convert a Blackstone 28″ or 36″ griddle or similar setup from propane to natural gas. Included components cover the required natural gas hose, 3/8” quick connect, natural gas orifices, and 2 thread check gauges plus a 7mm orifice wrench. The setup is designed for clear, step-by-step conversion with documented compatibility for popular outdoor cooking platforms. Follow the included instructions to safely transition your griddle to natural gas operation.
Highlights:
– 10 ft natural gas hose and quick-connect compatibility.
– Dedicated orifices for natural gas operation.
– Complete checking gauges to verify pressure during setup.
– Suitable for Blackstone griddles and related outdoor cooking systems.
Key considerations
- Verify your model’s compatibility with natural gas conversion.
- Adhere to safe hose routing to avoid kinks or heat exposure.
- Consult a professional if you’re unsure about gas line modifications.
GRLP4 LP Gas Conversion Kit – Anlvxin
The GRLP4 LP Gas Conversion Kit from Anlvxin provides a complete set for converting natural gas to propane on compatible ranges and cooktops. The kit includes 12 brass orifices and a comprehensive instruction set, with compatibility noted for Frigidaire, Kenmore, and Electrolux models that use the GRLP4-type conversion. Brass construction ensures durability and leak-resistance, while the varied orifice sizes support different burner configurations and heat delivery. This kit is positioned as a functional replacement for multiple OEM parts.
Key details:
– 12 brass LP orifices included, with installation guidance.
– Interchangeable with common GRLP4-compatible units.
– Durable brass components designed for sealed burner models.
– Aimed at replacing older or degraded LP conversion parts.
Key considerations
- Confirm the prefixes and model family of your range to ensure compatibility.
- Follow installation instructions precisely to maintain seal integrity.
- Keep track of original part numbers if you’re replacing like-for-like components.
SGTBQLL Natural Gas to Propane GRLP4 Kit
This kit is a natural gas to propane conversion solution designed for ranges, stoves, and cooktops from Frigidaire, Kenmore, Electrolux, and other compatible brands. It includes 12 brass orifices and is described as fully interchangeable with several OEM replacements. The focus is on providing a reliable, durable way to switch gas types and maintain consistent burner performance across a variety of sealed burner models.
Key considerations:
– Replaces legacy parts and supports multiple compatible prefixes.
– Brass construction supports durable, long-lasting performance.
– Check for model prefixes FG, FF, FP, CF, CRG, BG, CG, DG, LP, LG, LF, WW on your unit.
AUTOKAY Dual Fuel Carburetor LPG NG Conversion Kit
The AUTOKAY Dual Fuel Carburetor kit supports converting a gasoline-powered generator to run on LPG or natural gas. With a rated output of 5000–5500 watts, it targets GX390 188F portable generations and similar engines. The kit includes carburetor and related components, designed to enable dual-fuel operation for standby or remote power. This option suits users seeking greater fuel flexibility for portable power solutions.
Important notes:
– Suitable for GX390 188F and related engines with a 4.5–6 kW range.
– Focus is on generator compatibility and dual-fuel capability.
– Installation requires basic mechanical skills and adherence to safety guidelines.
Buying Guide: Key Considerations for 4 Cylinder Propane Conversion Kits
- Compatibility: Verify appliance model numbers, prefixes, and burner type before purchase. Some kits are designed for specific brands (Blackstone, Frigidaire, Electrolux, etc.) and may not fit all grills or ranges.
- Orifice options: Look for kits with multiple orifice sizes to accommodate different BTU demands and flame characteristics. This affects heat output, burner performance, and ignition reliability.
- Hose length and fittings: Ensure hose length is adequate for your setup and that fittings match your existing gas lines. Check inlet/outlet thread standards (UNF, flare) for secure connections.
- Durability and materials: Brass components and stainless-steel hoses provide longevity and resistance to corrosion. Prioritize kits with robust construction for outdoor use.
- Safety and compliance: Follow all manufacturer instructions and local codes. If unsure, consult a licensed gas technician to perform or verify the conversion and ensure leak-free operation.
- Installation scope: Some kits are DIY-friendly, while others may require professional installation, particularly for fuel infrastructure changes or sealed burner systems.
- Replacement parts availability: Choose brands with readily available replacement orifices and seals to extend the life of your conversion setup.
- Appliance-specific guidance: Some products target grills and griddles, while others are meant for ranges or generators. Match the kit to the intended use, whether outdoor cooking or portable power generation.
- Environmental and cost considerations: Switching between propane and natural gas can affect fuel costs, supply reliability, and emissions. Factor these in your decision based on usage patterns.