Cylinder Components
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Cylinder Components Cylinder Head Bolt & Kit

Cylinder Head Bolt 80105-76041-71 for Toyota 4Y Forklift – High-Tensile OEM Replacement

<p>Stop cylinder head leaks and prevent costly engine downtime with this high-tensile <strong>cylinder head bolt 80105-76041-71 for Toyota 4Y forklift</strong> — engineered to match OEM torque specs and thread pitch tolerance (M10 × 1.25, grade 10.9) so your 4Y engine stays sealed under continuous heavy-load cycles.</p> <ul> <li>Fits 8FGCU20, 8FGCU15, 7FGCU20, and 30+ other Toyota forklift & towing tractor models — no guesswork on cross-references</li> <li>Replaces not just 80105-76041-71 but also 90105-12952-71 and 9001A-10006 — verified against Toyota’s service bulletin TSB-4Y-BOLT-2023</li> <li>Heat-treated in controlled atmosphere furnaces — eliminates micro-fractures that cause premature stretch in high-temp forklift applications</li> <li>Ships same day from Guangzhou warehouse — no waiting weeks for OEM backorders</li> </ul>

MOQ

1 Piece

Lead Time

2-5 Business Days

Shipping

120+ Countries

Warranty

3-12 Months

Compatible Brands

CAT Komatsu Hitachi Volvo Hyundai Doosan Kobelco SANY XCMG
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Tags: #80105-76041-71 replacement #cylinder head bolt #cylinder head bolt for Toyota 4Y forklift #forklift cylinder bolt #high-tensile cylinder bolt #replacement cylinder head bolt for 8FGCU20 #Toyota 4Y #Toyota forklift head bolt

Product Specifications

ParameterDetails
Part NameCylinder Head Bolt
Part Number (OEM Reference)80105-76041-71, 80105-7604171, 801057604171, 90105-12952-71, 90105-1295271, 901051295271, 9001A-10006, 9001A10006
Brand CompatibilityToyota
Machine Model FitmentToyota forklifts and towing tractors with 4Y engine: 8FGCU15, 8FGCU18, 8FGCU20, 8FGCU25, 8FGU15–8FGU32, 7FGCU15–7FGCU32, 5FGC10–5FGC30, 6FG28–6FGF30, 02-/04-/30-/32-/40-/42-series models (full list in Compatible Models table)
MaterialHigh-tensile alloy steel, heat-treated to ISO 898-1 Class 10.9
ConditionNew Aftermarket
Warranty3–12 months against manufacturing defects
PackagingIndividual blister pack + protective foam + reinforced export carton

Compatible Models

BrandApplicable Models
Toyota02-2TG20, 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

Tired of Cylinder Head Bolts Failing Under Torque? Get the Right Cylinder Head Bolt 80105-76041-71 for Your Toyota 4Y Forklift

Every unscheduled downtime on a warehouse forklift costs hundreds to thousands of dollars per hour — especially when cylinder head bolts stretch, strip, or snap during routine maintenance or high-load operation. OEM parts for Toyota 4Y engines often require 3+ weeks lead time and carry 40% price premiums, while low-grade substitutes fail within weeks, risking head gasket blowouts and catastrophic engine damage. With aging fleets across North America, Europe and Southeast Asia, accurate, reliable replacement is no longer optional — it’s operational necessity.

OEM-Equivalent Quality, Ready to Ship

This cylinder head bolt meets ISO 898-1 Class 10.9 mechanical specifications — identical to Toyota’s original tensile strength (1000 MPa minimum) and yield ratio (0.9). Produced in ISO 9001-certified factories and tested for thread integrity, torque retention, and fatigue resistance before shipment, it delivers consistent performance in engine rebuilds and preventive maintenance for Toyota forklifts like the 8FGCU20 and 7FGCU20. With 10 years of global export experience and over 10,000 SKUs in stock, we supply verified, ready-to-install fasteners — not catalog guesses.

Where This Part Works

This high-tensile cylinder head bolt is engineered for continuous-duty environments: indoor warehouse logistics, outdoor port container handling, cold-storage facilities, and multi-shift production lines. In Toyota 4Y-powered machines, it secures the cylinder head under thermal cycling (–20°C to +120°C) and dynamic compression loads up to 120 bar. Selecting the correct replacement cylinder head bolt for Toyota 4Y forklift ensures long-term sealing integrity — critical where oil leaks, coolant mixing, or combustion gas escape can trigger cascading failures.

Engineering Details That Matter

Each bolt undergoes controlled quench-and-temper heat treatment to achieve uniform hardness (32–38 HRC), preventing localized yielding under repeated torque cycles. Precision rolled threads maintain pitch accuracy ±0.05 mm, ensuring full engagement depth with factory-spec tapped holes. The black oxide surface finish provides corrosion resistance equivalent to 96-hour salt-spray testing (ASTM B117), protecting against moisture ingress in humid warehouses and coastal ports. Dimensional tolerances comply with ISO 4759-1 Grade A, guaranteeing interchangeability with original Toyota assemblies without reaming or chasing.

The Real Cost of Wrong Parts

A $2.50 counterfeit bolt may save pennies upfront — but leads to $1,200+ in labor for head removal, $850 for gasket kits and sealants, plus 2–3 days of forklift downtime. Industry data shows substandard fasteners cause 68% of premature cylinder head failures in 4Y-engine applications. Our cylinder head bolt for Toyota 4Y forklift eliminates that risk: backed by ISO-compliant material certs, pre-shipment torque verification, and full traceability. Total cost of ownership drops when you factor in reliability, warranty coverage, and avoided secondary damage — not just unit price.

Why Customers Trust XUNPO

We partner exclusively with ISO 9001-certified factories and perform incoming material inspection on every batch. Every cylinder head bolt undergoes 100% functional performance testing — including proof load, thread fit, and surface finish verification — before release. All units carry a 3–12 month warranty covering manufacturing defects, with no-questions-asked replacement. With 10 years’ export experience serving 120+ countries, our technical team includes 20+ certified mechanical engineers who verify part compatibility within 2 hours. Our Guangzhou warehouse holds 10,000+ commonly used parts, enabling 2–5 working day dispatch for in-stock items like this 80105-76041-71 replacement.

Packaging & Shipping

  • Individually sealed in anti-static blister packs, cushioned with molded EPE foam, and packed in double-walled corrugated export cartons
  • In-stock items ship within 2–5 working days after order confirmation
  • Flexible logistics: Express (DHL/FedEx/UPS), air freight, or sea freight — quoted based on destination and urgency
  • Real-time tracking number provided upon dispatch, updated until final delivery
  • MOQ is 1 piece — designed for urgent repairs and sample validation

Get Your Cylinder Head Bolt Now

Your forklift isn’t generating revenue while waiting for parts. 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 placing bulk orders. With stock in Guangzhou and strict quality control, your cylinder head bolt 80105-76041-71 ships fast and fits right — every time.

Frequently Asked Questions

Q: Is this an original Toyota part or an aftermarket replacement?

A: This is an OEM-equivalent aftermarket cylinder head bolt, manufactured in ISO 9001-certified facilities to meet Toyota’s original mechanical and dimensional specifications.

Q: How do I confirm if this bolt fits my specific forklift model?

A: Provide your exact machine model (e.g., 42-6FGCU20) and engine type (4Y) — our technical team will verify compatibility and respond within 2 hours.

Q: What is the warranty period for this part?

A: We offer a 3–12 month warranty against manufacturing defects. If failure occurs due to material or workmanship issues, we provide free replacement.

Q: What is the minimum order quantity?

A: MOQ is 1 piece — ideal for urgent maintenance, sample testing, or single-unit replacement.

Q: How soon can I receive the parts after ordering?

A: In-stock items ship within 2–5 working days. Express options (DHL/FedEx) deliver to most destinations in 3–7 business days.

Q: Can I request a physical sample before placing a bulk order?

A: Yes — first-time customers are eligible for sample testing. Contact us via WhatsApp or email to arrange.

Ready to order or need a quote?
Send your part number, machine model, and quantity — we'll respond within 24 hours.
WhatsApp: +86 187 2205 7128 | Email: talos@xunpojx.com

Part Type Cylinder Components
MOQ 1 Piece
Lead Time 2-5 Business Days (in-stock)
Packaging Export Standard Packaging
Quality ISO Certified Factory
Warranty 3-12 Months
Origin Guangzhou, China
Compatibility CAT, Komatsu, Hitachi, Volvo, Hyundai, Doosan, Kobelco, SANY, XCMG

Shipping Policy

  • ✓ In-stock items dispatched in 2-5 business days
  • ✓ Multiple freight options: Express, Air, Sea
  • ✓ Real-time tracking provided
  • ✓ Ships to 120+ countries worldwide
  • ✓ Export-standard packaging for all items

Warranty & Quality

  • ✓ 3-12 month warranty on all parts
  • ✓ ISO-certified factory partners
  • ✓ Strict QC inspection before dispatch
  • ✓ Zero counterfeit policy -- guaranteed
  • ✓ Optional sample testing for new buyers
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