It is important to have the best 1 inch shaft 40 series torque converter. We are here to help you pick the best one for your needs from all the best available products in market today.

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Our Top Picks:

Best Overall: Buy: Mophorn 1 Inch Shaft 40 Series Torque Converter READ REVIEW

Best For More Power: Buy: Iparts Expert 1 Inch Shaft 40 Series Torque Converter READ REVIEW

Best For Good Fit: Buy: Moosun 1 Inch Shaft 40 Series Torque Converter READ REVIEW

Best For Quick Delivery: Buy: Blackhorseracing 1 Inch Shaft 40 Series Torque Converter READ REVIEW

Best For Heavy Duty: Buy: Blast 1 Inch Shaft 40 Series Torque Converter READ REVIEW

Best For High Quality: Buy: Waterwich 1 Inch Shaft 40 Series Torque Converter READ REVIEW

Best For Torque Converter Kit: Buy: Laformo 1 Inch Shaft 40 Series Torque Converter READ REVIEW

Best With Reverse: Buy: Jeremywell 1 Inch Shaft 40 Series Torque Converter READ REVIEW

Best With Part Number: Buy: Wastoreel 1 Inch Shaft 40 Series Torque Converter READ REVIEW

Best With Fast Shipping: Buy: Kart Supply 1 Inch Shaft 40 Series Torque Converter READ REVIEW

Best Overall: Mophorn 1 Inch Shaft 40 Series Torque Converter

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Mophorn line of converters comes in a pretty wide variety of styles, so you can definitely find one that suits your individual preferences and needs. The Mophorn 1 Inch Shaft 40 Series Torque Converter has replaced part number and it is good for engagement range. The Manufacturer says: Our go-kart torque converter is made of high-quality iron and aluminum material, lightweight, sturdy, and durable. This kart torque converter includes a 1 x 1 " driver clutch, 1 x 5/8 " driven clutch, 2 x teeth sprockets, 1 x plastic assembly cover, 1 x aluminum mounting plate, 1 x drive belt, and a complete set of mounting hardware.

Lastly, the mophorn 1 inch shaft 40 series torque converter is a leading brand that specializes in equipment and tools.

Almost all customers agree that the converter comes with extra hardware, but it comes. Also, a few also found that the converter is by far the way to go for a mini bike or go kart. In addition, a few strongly agree that the converter includes coarse thread bolts additionally has a flat side and an angled side. Obviously, this product passed the test and had very satisfied buyers eager to share their experience.

• This is also suitable for tav2 30.
• This is made of excellent material and it is cheaper than comet.
• Manufacturer says: our comet clutch part has a high-speed conversion ratio of 18.
• This works perfectly, works like a champ and it is designed for easy installation.

Best For More Power: Iparts Expert 1 Inch Shaft 40 Series Torque Converter

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Iparts Expert is known for creating pragmatic and minimalist converters for people on the go, and its line of Iparts Expert 1 Inch Shaft 40 Series Torque Converters definitely falls in line with that reputation. The iParts expert 1 inch shaft 40 series torque converter makes for easy installing and it is good for engagement range. brand new predator 212cc 65 hp go kart torque converter clutch kit. Further, the converter has a driven unit and it is brand new.

Most importantly, the iparts expert 1 inch shaft 40 series torque converter fits manco go karts and will work with small engines producing 2-8hp.

Almost all customers quickly discovered that the converter was all figured out and the bike was running great. Also, they also found that the converter is designed to fit multiple applications. And, they strongly agree that the torque converter sits too close to the engine to clean most motor mount platforms. Overall, for almost all buyers, it was just what they wanted.

• This is made of 1/4" steel.
• The torque converter drive pulley must be bolted tightly to the engine crankshaft.
• Install 4 splined hub "d" outboard.
• These make for great low - end power and it works perfectly.

Best For Good Fit: Moosun 1 Inch Shaft 40 Series Torque Converter

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Best part: Moosun 1 inch shaft 40 series torque converter costs comparatively little and it is available to ship in 24 hours. The Moosun 1 Inch Shaft 40 Series Torque Converters are also a good choice for stop and go riding. For your convenience, this kit comes with both sprockets, a 12 tooth sprocket for the #35 chain and the 10 tooth sprocket for the #41/40/420 chain. In addition, it is commonly found on karts, atv's, mini-bikes, and snowmobiles.

The converter is for better quality and it is best for good fit. Finally, the moosun 1 inch shaft 40 series torque converter also allows karts to be geared for a higher top speed.

Almost all buyers quickly discovered that the converter comes with no instructions, and the cover has to be clean for the chain, but it works very well. Also, a few strongly agree that the converter comes with everything you need. In short, the tone of buyers is very positive and we believe that the converter suits the purpose.

• This is designed for a great price, has a driving unit and it is overall.
• This is a quality - after - market reproduction of the comet - made tav2 torque converter kit.
• Install 4 splined hub "d" outboard.
• Saving money from burned up cc units.

Best For Quick Delivery: Blackhorseracing 1 Inch Shaft 40 Series Torque Converter

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The Blackhorseracing 1 Inch Shaft 40 Series Torque Converter's material feels more premium than its price would suggest. The blackhorseracing 1 inch shaft 40 series torque converter is heavily used in three wheelers, ATV'S, ltv's, and go karts. Make sure this fits by entering your model number. Moreover, it works perfectly and it is brand new.

The converter works with 8-18hp engines within the 1600. Most importantly, the blackhorseracing 1 inch shaft 40 series torque converter is compatible with most small engines with horizontal shaft.

Most buyers quickly discovered that the converter was perfect from the first moment. And, a few strongly agree that the converter is easy to install and quick delivery. To sum up, for most customers, it was what they were looking for.

• This fits on predator 420/301cc, unlike the ‘jeremywell’ clutch.
• This is made of durable materials.
• This fits 1” and works out the box.
• ▲Fitment:go karts, three wheelers and other small off road vehicles.

Best For Heavy Duty: Blast 1 Inch Shaft 40 Series Torque Converter

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Blast has been making great converters for years, thanks to a combination of clever design and appropriate materials. The Blast 1 Inch Shaft 40 Series Torque Converter is brand new and has custom design sprockets. Manufacturer says: Our jackshafts are designed so any driven pulley can be used, such as 3/4 or 5/8 or 7/8. And, it includes a mounting back plate with an integrated jackshaft specially designed for the 40 series torque converter kit.

Finally, the blast 1 inchshaft 40series torqueconverter is great for use on high performance engines with a 1" crankshaft diameter.

Most customers opine that the converter is a 1" shaft size to go on engines with a 1" crankshaft. In addition, a few also found that the converter is used for over 11hp engines, like the honda gx390 and up. And, they strongly agree that this one can use a 30 seriestorque converter. In conclusion, most buyers call the converter functionally comfortable and no one questions it.

• This is cut from 1/4" thick solid steel.
• Ideal for predator 420cc, honda gx 340/390, Briggs and Straton, vanguard v-twins.
• Bolt on torque converter kit that fits all 8hp.
• This is coated with top notch quality.

Best For High Quality: Waterwich 1 Inch Shaft 40 Series Torque Converter

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The Waterwich 1 Inch Shaft 40 Series Torque Converter should be able to handle its purpose and duties with ease. The waterwich 1 inch shaft40 series torque converter is made of high quality aluminum alloy. 1.can effective anti-oxidation and anti-corrosion 2.comes with shatterproof sealed, beautifully built with smooth surface fits for engines with 1" straight crankshaft, go kart, minibike. 40 series go kart torque converter driver pulley clutch will help with more take - off power by providing more torque in the low end and higher speeds in the top end. And, it allows for more horsepower and it is good for engagement range.

Finally, the waterwich 1inch shaft 40 series torque converter is also a replacement for the Kenbar 400.

In short, many customers have used the waterwich 1 inch shaft 40 series torque converter for more than a few months without letup, and it shows no sign of giving up.

• Good brand reputation.
• Lot of satisfied buyers.

Best For Torque Converter Kit: Laformo 1 Inch Shaft 40 Series Torque Converter

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Compared with other converters in this category, the Laformo 1 Inch Shaft 40 Series Torque Converter has a convenient design. The laformo 1 inch shaft 40 series torque converter is installed easily has a driven unit and it is good for engagement range. The Manufacturer says: And we own two warehouses in tx. Further, this comes with a 5/8" driven clutch with a 6" inner diamerer.

Most importantly, the laformo 1 inch shaft40 seriestorque converter has a driven shaft and it is a perfect fit.

Most buyers found that the converter fits predator 420 engine after machine work to clear oil fill. In addition, they strongly agree that the converter is a good kit that does what it is made for. And, they also found that the converter is easy to install and the price.

• The engagement range is approximately 2350±200 rpm.
• This is a professional automotive aftermarket parts supplier with more than 15 years of experience.
• This is approximately 2350±200 rpm. Additionally, it is compatible with come-t and tav2 torque converters.

Best With Reverse: Jeremywell 1 Inch Shaft 40 Series Torque Converter

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Compared with other converters in this category, the Jeremywell 1 Inch Shaft 40 Series Torque Converter has a convenient design. Make sure this fits by entering your model number. In addition, the converter works perfectly and it is good for engagement range. In conclusion, with a 4.2 rating and more than 392 buyers, the jeremywell 1 inchshaft 40series torqueconverter stands as the best choice.

Almost all buyers opine that the converter will fit as long as your driven pulley is the same size as the shaft. Also, they also found that this torque converter will not operate correctly on a counter clockwise running engine if installed like the picture shows. Obviously, this converter passed the test and had very satisfied buyers eager to share their experience.

• This torque converter fits 8 - 18 hp engines.
• Engagement range: 1600 - 3300 rpm.
• Good investment for the long term.

Best With Part Number: Wastoreel 1 Inch Shaft 40 Series Torque Converter

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The Wastoreel 1 Inch Shaft 40 Series Torque Converter's superior materials makes sure that it ages well with use. The wastoreel 1inch shaft 40 series torque converter is compatible with part number and it is good for engagement range. It acts similarly to a transmission, providing higher speeds, and smoother acceleration. Also, it is heavily used in three-wheelers, ATV'S, ltv's, go karts, and other transportation vehicles.

Above all, the wastoreel 1 inch shaft 40 series torque converter makes for great replacement, used on go karts and it provides great value.

In short, most customers call the converter functionally comfortable and no one questions it.

• These include oil well pumps, tractors, tillers, lawnmowers, construction, and industrial equipment.
• 【Great replacement】 replaces Comet 40/44 series torq-a-verter converter driver clutch for 8-18hp engines.
• 【1" shaft bore with 1/4" key way】.
• This is compatible with most engines with horizontal shafts.

Best With Fast Shipping: Kart Supply 1 Inch Shaft 40 Series Torque Converter

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Compared with other converters in this category, the Kart Supply 1 Inch Shaft 40 Series Torque Converter has a convenient design. The kart supply 1 inch shaft 40 series torque converter is brand new and it is made for easy installation. Make sure this fits by entering your model number. Further, this is great for heavy duty and it would be perfect for fast shipping. Finally, the kart supplies a 1 inch shaft 40 series torque converter that fits most 1 inch shaft engines.

• Fast shipping from St Louis Mo.
• High quality material makes it durable.
• 35 & 40 chain sprockets included.