--- product_id: 622226556 title: "VEVOR Primary Drive Clutch, 780 Series Go-Kart Drive Clutch 1\" Bore 1/4\" Keyway Comet, for Taking a 1 3/16-1 1/4\" Wide Belt 4 Cycle Engines, Replace# 302405A / 302405" price: "$297.43" currency: USD in_stock: true reviews_count: 13 url: https://www.desertcart.us/products/622226556-vevor-primary-drive-clutch-780-series-go-kart-drive-clutch store_origin: US region: United States of America --- # Iron-aluminum alloy with heat dissipation 1" Bore & 1/4" Keyway precision fit Dynamic balance for vibration-free drive VEVOR Primary Drive Clutch, 780 Series Go-Kart Drive Clutch 1" Bore 1/4" Keyway Comet, for Taking a 1 3/16-1 1/4" Wide Belt 4 Cycle Engines, Replace# 302405A / 302405 **Price:** $297.43 **Availability:** ✅ In Stock ## Summary > ⚡ Upgrade your kart’s heartbeat with precision power! ## Quick Answers - **What is this?** VEVOR Primary Drive Clutch, 780 Series Go-Kart Drive Clutch 1" Bore 1/4" Keyway Comet, for Taking a 1 3/16-1 1/4" Wide Belt 4 Cycle Engines, Replace# 302405A / 302405 - **How much does it cost?** $297.43 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.us](https://www.desertcart.us/products/622226556-vevor-primary-drive-clutch-780-series-go-kart-drive-clutch) ## Best For - Customers looking for quality international products ## Why This Product - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Durable Alloy Build:** Iron-aluminum alloy construction with rust-resistant black finish ensures long-lasting reliability. - • **Effortless Installation:** Two-step assembly with no pulley adjustments needed—get back on track faster. - • **Optimized Drive Efficiency:** Enhances belt engagement and smooth transitions, improving kart control and responsiveness. - • **Vibration-Free Performance:** Dynamically balanced clutch axle reduces noise and wear for smooth rides every time. - • **Precision Engine Compatibility:** Fits most 4-cycle engines incl. Briggs, Honda & Kohler for seamless upgrades. ## Overview The VEVOR 780 Series Primary Drive Clutch is a robust, dynamically balanced clutch designed for 1" bore, 1/4" keyway 4-cycle engines. Compatible with top brands like Briggs, Honda, and Kohler, it features durable iron-aluminum alloy construction with heat dissipation and rust resistance. This clutch ensures smooth, vibration-free operation and easy installation, making it the perfect replacement to boost your go-kart’s performance and reliability. ## Description Buy VEVOR Primary Drive Clutch, 780 Series Go-Kart Drive Clutch 1" Bore 1/4" Keyway Comet, for Taking a 1 3/16-1 1/4" Wide Belt 4 Cycle Engines, Replace# 302405A / 302405: Clutches - desertcart.com ✓ FREE DELIVERY possible on eligible purchases Review: Perfect fit. - Installed on predator 420. Works great. Review: Clutch - Works as expected on my Duromax 440 but be prepared to also purchase different weights and springs because this clutch will engage on idle with even slightly modified engines. ## Features - 780 Series Drive Clutch: The 780 series primary drive clutch is designed with a 1-inch (25.4mm) bore and a 1/4 inch (6.35mm) keyway, compatible with most motors, including Briggs Stratton Pioneer, Kohler Command, Robin, Honda, Salsbury, CVTech, and CVTech Powerbloc IBC, and most 4-stroke engine crankshaft sizes mentioned. Replacement part number: 302405A and 302405. - Dynamic Balance Performance: Manufactured with strict quality control standards, the drive clutch axle undergoes dynamic balance precision processing. Reducing imbalance caused by parts wear, ensuring firm engagement, efficient operation, and minimizing the potential for abnormal sounds and vibrations. - Authentic Replacement Parts: Tailored to match original part specifications, this primary drive clutch assembly serve as the perfect replacements for old or worn components. Offering easy two-step assembly without the need for drive pulley or clutch adjustments. Note: Professional installation is recommended, and attention to the engine's bolt requirements (American or metric) to ensure a secure fit. - Durable Alloy Construction: Crafted from iron and aluminum alloy, the primary driving clutch replacement boasts a sturdy build with excellent heat dissipation features. The black surface treatment enhances rust resistance against elements such as oil and rain, prolonging the service life under various environmental conditions. - Efficiency and Smooth Operation: If your kart exhibits issues like abnormal noise, vibrations, or steering difficulties, inspecting and replacing the drive clutch can lead to marked improvements. This upgrade ensures your vehicle operates efficiently, navigates bumpy roads with ease, and maintains quick and smooth transitions between engagement and separation states. - Note: Please make sure the engine idle speed is controlled below 1400r/min, otherwise the clutch will not operate normally. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B0CYC8LJ43 | | Best Sellers Rank | #650,644 in Automotive ( See Top 100 in Automotive ) #1,206 in Powersports Clutches | | Brand | VEVOR | | Customer Reviews | 4.2 4.2 out of 5 stars (56) | | Date First Available | March 18, 2024 | | Exterior | Brushed | | Item Weight | 6.39 pounds | | Item model number | 192DR78011816 | | Manufacturer | VEVOR | | Manufacturer Part Number | 30 series torque converter | | Model | Primary Drive Clutch | | Product Dimensions | 7.17 x 7.17 x 4.92 inches | ## Images ![VEVOR Primary Drive Clutch, 780 Series Go-Kart Drive Clutch 1" Bore 1/4" Keyway Comet, for Taking a 1 3/16-1 1/4" Wide Belt 4 Cycle Engines, Replace# 302405A / 302405 - Image 1](https://m.media-amazon.com/images/I/71ICRoy4KGL.jpg) ![VEVOR Primary Drive Clutch, 780 Series Go-Kart Drive Clutch 1" Bore 1/4" Keyway Comet, for Taking a 1 3/16-1 1/4" Wide Belt 4 Cycle Engines, Replace# 302405A / 302405 - Image 2](https://m.media-amazon.com/images/I/81-n+hyfjEL.jpg) ![VEVOR Primary Drive Clutch, 780 Series Go-Kart Drive Clutch 1" Bore 1/4" Keyway Comet, for Taking a 1 3/16-1 1/4" Wide Belt 4 Cycle Engines, Replace# 302405A / 302405 - Image 3](https://m.media-amazon.com/images/I/71UucLqbpLL.jpg) ![VEVOR Primary Drive Clutch, 780 Series Go-Kart Drive Clutch 1" Bore 1/4" Keyway Comet, for Taking a 1 3/16-1 1/4" Wide Belt 4 Cycle Engines, Replace# 302405A / 302405 - Image 4](https://m.media-amazon.com/images/I/71AteeRTEfL.jpg) ![VEVOR Primary Drive Clutch, 780 Series Go-Kart Drive Clutch 1" Bore 1/4" Keyway Comet, for Taking a 1 3/16-1 1/4" Wide Belt 4 Cycle Engines, Replace# 302405A / 302405 - Image 5](https://m.media-amazon.com/images/I/713bIQz7-QL.jpg) ## Customer Reviews ### ⭐⭐⭐⭐⭐ Perfect fit. *by G***A on January 1, 2025* Installed on predator 420. Works great. ### ⭐⭐⭐⭐ Clutch *by J***N on September 27, 2024* Works as expected on my Duromax 440 but be prepared to also purchase different weights and springs because this clutch will engage on idle with even slightly modified engines. ### ⭐⭐⭐⭐⭐ Clutch *by C***H on December 23, 2024* Works good --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.us/products/622226556-vevor-primary-drive-clutch-780-series-go-kart-drive-clutch](https://www.desertcart.us/products/622226556-vevor-primary-drive-clutch-780-series-go-kart-drive-clutch) --- *Product available on Desertcart United States of America* *Store origin: US* *Last updated: 2026-07-12*