--- product_id: 419425169 title: "DAYUAN Valve Spring Compressor, Valve Stem Tool, Valve Holder Tool Kit" brand: "dayuan" price: "¥19390" currency: JPY in_stock: true reviews_count: 13 url: https://www.desertcart.jp/products/419425169-dayuan-valve-spring-compressor-valve-stem-tool-valve-holder-tool store_origin: JP region: Japan --- # Compressed air valve closure system Steel construction for durability Fits 8, 16 & 24 valve engines DAYUAN Valve Spring Compressor, Valve Stem Tool, Valve Holder Tool Kit **Brand:** dayuan **Price:** ¥19390 **Availability:** ✅ In Stock ## Summary > 🔧 Master your engine’s heart with precision and power! ## Quick Answers - **What is this?** DAYUAN Valve Spring Compressor, Valve Stem Tool, Valve Holder Tool Kit by dayuan - **How much does it cost?** ¥19390 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.jp](https://www.desertcart.jp/products/419425169-dayuan-valve-spring-compressor-valve-stem-tool-valve-holder-tool) ## Best For - dayuan enthusiasts ## Why This Product - Trusted dayuan brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Robust Steel Build:** Engineered for longevity and reliability with solid steel construction that withstands heavy-duty use. - • **Air-Pressurized Valve Closure:** Innovative compressed air system keeps valves securely closed, eliminating risk of combustion chamber mishaps. - • **Universal Engine Compatibility:** Seamlessly works with a wide range of OHV & OHC petrol and diesel engines from Audi to Volvo. - • **Precision Valve Spring Handling:** Compress and remove valve springs without damage using the pivoting lever and secure mounting system. - • **Damage-Free Stem Oil Seal Removal:** Specialized valve pliers clamp seals squarely, preventing costly spring or seal damage. ## Overview The DAYUAN Pro Cylinder Head Service Set is a professional-grade valve spring compressor and installer kit designed for 8, 16, and 24 valve engines. Compatible with a broad spectrum of popular car brands, it features durable steel construction, a pivoting lever system for precise spring compression, and a compressed air mechanism to safely close valves during service. This comprehensive kit includes specialized pliers, adapters, and fittings to ensure damage-free valve stem seal removal and installation, making it an essential tool for serious automotive professionals and enthusiasts. ## Description Product Specifications:Applicable for OHV & OHC petrol or diesel engines of the following Cars:Compatible with Audi (4 and 5 cylinder);BMW; Chevrolet; Chrysler; Ford; GMC; Honda; Hyundai; InfinitiCompatible with Lexus; Lincoln; Mazda; Mitsubishi; Nissan; Porsche (924, 928);Saturn; Toyota; Volvo; VW Volkswagen (4, 5, 6 cylinder)Most other engines with accessible valve springs.Set includes:1 compressed air connection rigidly to screw into the spark plug threads M14 or M181 compressed air connection hose, flexible to screw into the spark plug threads M14 or M18, length 310 mm1 Diesel Injector Adapter M244 compressed air connection fittings for the most common compressed air systemsRound rod for low-holder, length 515 mm, diameter 15 mmTraverses Holder for a round rod with 7 positioning holesValve spring pressure pad, diameter 22 mm, length 134 mmPressure lever to tighten the valve springs with 5 positioning holesMounting screws and pinsMagnetic tools for assembly and disassembly of the valve keys, length 210 mm2 valve stem seal pliers: Straight pliers, length 270 mm and Curved pliers, length 270 mmMounting adapter in diameters 5, 6, 7, 8, 10 and 11.4 mm, M16 knurledFemale extension 130 mm for deep-seated valves Review: Compralo si quieres facilitar tu trabajo - A pena llegó lo utilice y de verdad me gustó es muy práctico y cumple con su función Review: Good quality, many more uses than what I used it for. - These did the job when others wouldn't. There's a bit of a learning curve, and directions are nil so if you don't have an engineering mind, it can be a challenge, but YouTube can fill in where the manufacturers didn't. ## Features - Applications: This Tool Set Fits for 8 16 and 24 valve engines - Function: Designed to use with Valve Spring Remover Installer still on the engine and in the car, or with Valve Spring Remover Installer removed, Tool bolts to the head while the lever pivots from the base to compress the spring - Feature: It allows the removal of stem oil seals squarely and without damage to the springs. The valve pliers can extend downward into the restricted area of the seal from around the valve stem to clamp the seal for removal or installation - Benefit: Made of steel construction, solid and durable , Valves are closed by pressurized air, and would not fall down into the combustion chamber ## Technical Specifications | Specification | Value | |---------------|-------| | Manufacturer | Yinyuan Tools | | Brand | DAYUAN | | Item Weight | 11.38 pounds | | Package Dimensions | 19 x 11 x 3.8 inches | | Manufacturer Part Number | YT-98061 | ## Images ![DAYUAN Valve Spring Compressor, Valve Stem Tool, Valve Holder Tool Kit - Image 1](https://m.media-amazon.com/images/I/71ULR2iBpIL.jpg) ## Customer Reviews ### ⭐⭐⭐⭐⭐ Compralo si quieres facilitar tu trabajo *by J***R on May 27, 2026* A pena llegó lo utilice y de verdad me gustó es muy práctico y cumple con su función ### ⭐⭐⭐⭐⭐ Good quality, many more uses than what I used it for. *by J***S on October 12, 2025* These did the job when others wouldn't. There's a bit of a learning curve, and directions are nil so if you don't have an engineering mind, it can be a challenge, but YouTube can fill in where the manufacturers didn't. ### ⭐⭐⭐⭐ It's ok *by T***S on July 11, 2025* Why did you pick this product vs others?: This tool worked for a 01 honda civic. But you will only get 2 bolts to fit on locking this down to the head. But it works. ## Frequently Bought Together - DAYUAN Pro Cylinder Head Service Set Valve Spring Compressor Removal Installer Kit - Permatex 80037 Valve Grinding Compound, 3 oz. - Permatex 81950 Ultra Slick Engine Assembly Lube, 4 oz. , Red --- ## 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.jp/products/419425169-dayuan-valve-spring-compressor-valve-stem-tool-valve-holder-tool](https://www.desertcart.jp/products/419425169-dayuan-valve-spring-compressor-valve-stem-tool-valve-holder-tool) --- *Product available on Desertcart Japan* *Store origin: JP* *Last updated: 2026-07-04*