<p>Stop cylinder head gasket failures and costly downtime on your Toyota 4Y forklift—this high-tensile <strong>Toyota cylinder head bolt</strong> delivers OEM-equivalent clamping force and thread integrity, even after repeated heat cycles and torque cycling.</p> <ul> <li>Prevents warping and blowouts with precise tensile strength (12.9 grade) and controlled yield—critical for the 4Y’s aluminum cylinder head and cast-iron block interface</li> <li>Fits 8FGCU20, 7FGCU20, 5FGCU20, and dozens of other 4Y-powered models—including hard-to-match variants like FGZN25 and 42-6FGCU25</li> <li>Includes all cross-referenced part numbers: 80105-76041-71, 90105-12952-71, and 9001A-10006—so you’re covered whether ordering from legacy catalogs or newer service bulletins</li> <li>Ships same-day from Guangzhou warehouse—no waiting weeks for OEM backorders or risking counterfeit bolts with inconsistent hardness</li> </ul>
| Parameter | Details |
|---|---|
| Part Name | Cylinder Head Bolt |
| Part Number (OEM Reference) | 80105-76041-71, 80105-7604171, 801057604171, 90105-12952-71, 90105-1295271, 901051295271, 9001A-10006, 9001A10006 |
| Brand Compatibility | Toyota |
| Machine Model Fitment | See “Compatible Models” table below — includes Toyota forklifts and towing tractors with 4Y engine |
| Engine Compatibility | Toyota 4Y engine |
| Material | High-tensile alloy steel, heat-treated to ISO 898-1 Class 10.9 |
| Condition | New aftermarket, OEM-equivalent quality |
| Warranty | 3–12 months against manufacturing defects |
| Packaging | 10 pieces per sealed retail box with anti-corrosion packaging |
| Brand | Applicable Models |
|---|---|
| Toyota | 02-2TG20, 02-2TG25, 02-5FG28, 02-5FG30, 02-5FGF30, 02-5FGU30, 02-6FG28, 02-6FG30, 02-6FGA30, 02-6FGF30, 02-6FGU30, 02-7FG30, 02-7FGF30, 02-7FGJ35, 02-7FGJF35, 02-7FGK30, 02-7FGN30, 02-8FGF15, 02-8FGF18, 02-8FGF20, 02-8FGF25, 02-8FGF30, 02-8FGJF35, 02-8FGKF20, 04-5FG28, 04-5FG30, 2TG20, 2TG25, 30-8FG10, 30-8FG15, 30-8FG20, 30-8FG25, 30-8FG30, 30-8FGJ35, 30-8FGN15, 30-8FGN20, 30-8FGN25, 30-8FGN30, 32-8FG10, 32-8FG15, 32-8FG18, 32-8FG20, 32-8FG25, 32-8FG30, 32-8FGF15, 32-8FGF18, 32-8FGF20, 32-8FGF25, 32-8FGF30, 32-8FGFJ35, 32-8FGJ35, 32-8FGK20, 32-8FGK25, 32-8FGK30, 32-8FGN15, 32-8FGN20, 32-8FGN25, 32-8FGN30, 40-5FG10, 40-5FG14, 40-5FG15, 40-5FG18, 40-5FG20, 40-5FG23, 40-5FG25, 40-5FGF15, 40-5FGF18, 40-5FGF20, 40-6FG10, 40-6FG14, 40-6FG15, 40-6FG18, 40-6FG20, 40-6FG23, 40-6FG25, 40-7FG15, 40-7FG20, 40-7FG23, 40-7FG25, 40-7FGK20, 40-7FGK25, 40-7FGN15, 40-7FGN20, 40-7FGN25, 42-5FG10, 42-5FG14, 42-5FG15, 42-5FG18, 42-5FG20, 42-5FG23, 42-5FG25, 42-5FGF15, 42-5FGF18, 42-5FGF20, 42-5FGU10, 42-5FGU15, 42-5FGU18, 42-5FGU20, 42-5FGU25, 42-6FG10, 42-6FG14, 42-6FG15, 42-6FG18, 42-6FG20, 42-6FG23, 42-6FG25, 42-6FGA20, 42-6FGA25, 42-6FGCU15, 42-6FGCU18, 42-6FGCU20, 42-6FGCU25, 42-6FGCU30, 42-6FGF15, 42-6FGF18, 42-6FGF20, 42-6FGF25, 42-6FGU15, 42-6FGU18, 42-6FGU20, 42-6FGU25, 42-7FG15, 42-7FG18, 42-7FG20, 42-7FG25, 42-7FGF15, 42-7FGF18, 42-7FGF20, 42-7FGF25, 42-7FGK20, 42-7FGK25, 42-7FGN15, 42-7FGN20, 42-7FGN25, 5FG28, 5FG30, 5FGC10, 5FGC13, 5FGC15, 5FGC18, 5FGC20, 5FGC23, 5FGC25, 5FGC28, 5FGC30, 5FGCU10, 5FGCU13, 5FGCU15, 5FGCU18, 5FGCU20, 5FGCU25, 5FGCU30, 6FG28, 6FG30, 7FG30, 7FGCSU20, 7FGCU15, 7FGCU18, 7FGCU20, 7FGCU25, 7FGCU30, 7FGCU32, 7FGJ35, 7FGK30, 7FGN30, 7FGU15, 7FGU18, 7FGU20, 7FGU25, 7FGU30, 7FGU32, 8FGCSU20, 8FGCU15, 8FGCU18, 8FGCU20, 8FGCU25, 8FGCU30, 8FGCU32, 8FGU15, 8FGU18, 8FGU20, 8FGU25, 8FGU30, 8FGU32, FGZN20, FGZN25, FGZN30 |
Every unscheduled downtime in a warehouse or logistics hub costs hundreds to thousands of dollars per hour. Using non-spec bolts on the 4Y engine leads to stripped threads, head gasket blowouts, and catastrophic cylinder head warping — especially under repeated thermal cycling. OEM parts take weeks to arrive, while counterfeit bolts fail within weeks, forcing repeat disassembly and labor rework.
This Toyota cylinder head bolt is manufactured in ISO 9001-certified facilities using controlled heat treatment and dimensional inspection. Each batch undergoes tensile strength verification per ISO 898-1 Class 10.9 standards — matching OEM performance for critical 4Y engine rebuilds and maintenance. With 10 years’ experience supplying global forklift service centers, we stock this part in Guangzhou to support urgent repairs across North America, Europe, and Southeast Asia.
These high-tensile bolts secure the cylinder head on Toyota 4Y-powered forklifts operating in demanding environments: multi-shift warehouses, port container handling, cold-storage distribution centers, and outdoor material yards. They withstand repeated thermal expansion/contraction cycles, vibration from heavy load lifting, and long-term exposure to hydraulic fluid and cleaning agents — making correct specification essential for reliability.
Each bolt is forged from alloy steel (SCM435 equivalent), not low-carbon steel, ensuring fatigue resistance over 100,000+ thermal cycles. Surface hardness is precisely controlled at 32–38 HRC after quenching & tempering — critical to prevent yielding under clamping torque. Thread pitch and flank angle meet JIS B1041 tolerances, guaranteeing full engagement with OEM cylinder head threads. Zinc-nickel plating provides 500+ hours salt-spray resistance, preventing corrosion-induced loosening in humid or coastal operations. Dimensional accuracy is held to ±0.05 mm on shank diameter and length — eliminating risk of interference or insufficient preload.
A $2 counterfeit bolt may save pennies upfront but risks $1,200+ in labor to re-torque, reseal, and retest the cylinder head — plus lost productivity during repair. Under-torqued or low-strength bolts cause uneven head loading, accelerating gasket failure and coolant-oil mixing. Over time, this degrades engine oil, damages bearings, and shortens total engine life. True TCO favors certified Class 10.9 bolts meeting ISO 898-1 — especially when backed by 3–12 month warranty and technical verification. Toyota 8FGCU20 cylinder head bolt replacement isn’t just about fit — it’s about maintaining compression integrity and thermal stability.
We partner exclusively with ISO 9001-certified factories and perform incoming material inspection on every shipment. Every cylinder head bolt batch undergoes pre-shipment tensile and hardness testing to confirm OEM-equivalent performance. We offer 3–12 month warranty covering manufacturing defects — no questions asked. With 10 years exporting to 120+ countries, our team has verified over 10,000 Toyota and Komatsu part matches. Our 20+ technical specialists respond to part verification requests within 2 hours. And because this item is stocked in our Guangzhou warehouse, orders ship in 2–5 working days — no waiting for production runs.
Your forklift isn’t generating revenue while idle. Send us your machine model (e.g., 8FGCU20), quantity needed, and destination — we’ll reply with a competitive quote within 24 hours. First-time buyers can request a sample for physical verification before bulk order. Stock availability means faster return-to-service than OEM lead times.
Q: Is this an original Toyota part or a replacement?
A: This is an OEM-equivalent aftermarket part, produced in ISO 9001-certified factories to match Toyota’s dimensional, material, and performance specifications.
Q: How do I confirm this fits my specific forklift?
A: Provide your exact model (e.g., 42-6FGCU20) and year — our technical team verifies compatibility and replies within 2 hours.
Q: What is your warranty policy?
A: 3–12 months warranty against manufacturing defects; defective units are replaced free of charge upon photo evidence.
Q: What is the minimum order quantity?
A: 1 piece — designed for urgent maintenance needs and small-scale operators.
Q: How fast can you ship?
A: In-stock items ship within 2–5 working days. Express options available for urgent delivery.
Q: Can I receive a sample before placing a bulk order?
A: Yes — first-time clients may request a sample for physical testing and fit verification.
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WhatsApp: +86 13316055942 | Email: talos@xunpojx.com
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