--- product_id: 1571569 title: "EBC Brakes HJK27B 54-Piece Hex Main Jet Kit for Mikuni 4/042 Carburetor, black" brand: "ebc" price: "779.88 DT" currency: TND in_stock: true reviews_count: 3 url: https://www.desertcart.tn/products/1571569-ebc-brakes-hjk27b-54-piece-hex-main-jet-kit-mikuni store_origin: TN region: Tunisia --- # Accuracy to 0.0001 inch 54 precision jets included Fits Mikuni 4/042 hex carbs EBC Brakes HJK27B 54-Piece Hex Main Jet Kit for Mikuni 4/042 Carburetor, black **Brand:** ebc **Price:** 779.88 DT **Availability:** ✅ In Stock ## Summary > ⚡ Tune Like a Pro, Ride Like a Legend ## Quick Answers - **What is this?** EBC Brakes HJK27B 54-Piece Hex Main Jet Kit for Mikuni 4/042 Carburetor, black by ebc - **How much does it cost?** 779.88 DT with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.tn](https://www.desertcart.tn/products/1571569-ebc-brakes-hjk27b-54-piece-hex-main-jet-kit-mikuni) ## Best For - ebc enthusiasts ## Why This Product - Trusted ebc brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Complete Jet Arsenal:** 54 jets from size 240 to 500, 2 pieces each for ultimate tuning flexibility - • **Micron-Level Precision:** Accurate to one tenth of a thousandth of an inch for flawless fuel flow - • **Perfect Fit for Mikuni:** Specifically designed for Mikuni 4/042 hex style carburetors, ensuring seamless installation - • **Durable Brass Construction:** High-quality brass jets resist wear and maintain performance over time - • **Flow-Calibrated Reliability:** Each jet is flow tested and stamped for guaranteed performance ## Overview The EBC Brakes HJK27B 54-Piece Hex Main Jet Kit offers a comprehensive set of high-precision brass jets tailored for Mikuni 4/042 hex carburetors. Each jet is meticulously flow-calibrated and accurate to 0.0001 inch, ensuring optimal fuel delivery and performance. With 54 sizes included, this kit empowers riders and mechanics to fine-tune their carburetors with unmatched precision and reliability. ## Description EBC main jets are precise, clearly marked and reliably gauged using pin gauges, and accurate to one tenth of a thousandth of an inch. All jets are flow calibrated and extremely accurate in terms of fuel flow rate as stamped. Mikuni 4/042 hex main jets measure 11.5mm long (6.5mm hex body length/5mm thread length). High precision brass main jets for Mikuni carburetors using 4/042 hex style main jets. Kit contains 2 pieces each jet sizes 240 thru 500 for a total of 54 jets. ## Features - high precision brass main jets for mikuni carburetors using 4/042 hex style main jets - kit contains 2 pieces each jet sizes 240 thru 500 for a total of 54 jets - mikuni 4/042 hex main jets measure 11.5mm long (6.5mm hex body length/5mm thread length) - ebc main jets are precise, clearly marked and reliably gauged using pin gauges, and accurate to one tenth of a thousandth of an inch - all jets are flow calibrated and extremely accurate in terms of fuel flow rate as stamped - Fit type: Vehicle Specific - High precision brass main jets for Mikuni carburetors using 4/042 hex style main jets - Kit contains 2 pieces each jet sizes 240 thru 500 for a total of 54 jets - Mikuni 4/042 hex main jets measure 11.5mm long (6.5mm hex body length/5mm thread length) - EBC main jets are precise, clearly marked and reliably gauged using pin gauges, and accurate to one tenth of a thousandth of an inch - All jets are flow calibrated and extremely accurate in terms of fuel flow rate as stamped ## Technical Specifications | Specification | Value | |---------------|-------| | Manufacturer | EBC Brakes | | Brand | EBC | | Model | HJK27B | | Item Weight | 1.1 pounds | | Product Dimensions | 10.9 x 9.1 x 2.3 inches | | Item model number | HJK27B | | Is Discontinued By Manufacturer | No | | Exterior | Painted | | Manufacturer Part Number | HJK27B | | OEM Part Number | HJK27B | | Position | Right | | Lift Type | Manual | ## Product Details - **Brand:** EBC - **Exterior Finish:** Painted - **OEM Part Number:** HJK27B - **Manufacturer:** EBC Brakes - **UPC:** 840655082668 ## Images ![EBC Brakes HJK27B 54-Piece Hex Main Jet Kit for Mikuni 4/042 Carburetor, black - Image 1](https://m.media-amazon.com/images/I/61WAhVyGjjL.jpg) ![EBC Brakes HJK27B 54-Piece Hex Main Jet Kit for Mikuni 4/042 Carburetor, black - Image 2](https://m.media-amazon.com/images/I/51WwzLtvqjL.jpg) ## Customer Reviews ### ⭐⭐⭐⭐ Four Stars *by M***L on October 16, 2015* 2 stroke 500 4 cyl... needs lots of jets :) ### ⭐⭐⭐⭐⭐ Great kit *by D***. on May 22, 2019* Great kit at a great price, exactly what I needed ### ⭐⭐⭐⭐⭐ Five Stars *by J***R on April 27, 2015* nice kit.. all the jets i need are in there A+ ## Frequently Bought Together - EBC Brakes HJK27B 54-Piece Hex Main Jet Kit for Mikuni 4/042 Carburetor, black - Carburetor Jet Pilot Kit for MIKUNI VM/TM/TMX VM22/210 AX100 EN GN TZR TMS Carburetor Jet Kit 15-65 --- ## 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.tn/products/1571569-ebc-brakes-hjk27b-54-piece-hex-main-jet-kit-mikuni](https://www.desertcart.tn/products/1571569-ebc-brakes-hjk27b-54-piece-hex-main-jet-kit-mikuni) --- *Product available on Desertcart Tunisia* *Store origin: TN* *Last updated: 2026-07-11*