Customization:
With high-strength cast iron construction, ensure superior durability and heat resistance in heavy-duty tractor engines, outperforming generic alternatives*
With precisely engineered 73.012mm bore dimensions, achieve seamless piston alignment and reduced wear compared to standard sleeves*
With robust cooling fin design, maintain optimal engine temperatures for prolonged operation beyond standard models*
With factory-specific design for Nuffield 15T tractors, deliver reliable performance in agricultural environments*
With factory-certified components, guarantee compliance with strict engine compatibility and safety standards*
The Factory Made Cylinder Liner Nuffield Tractor Sleeve 15T SU498901 is a high-quality engine component designed for Nuffield 15T tractors. Crafted from durable cast iron or lightweight aluminum, this cylinder liner features a precise bore size of 73.012mm, ensuring optimal piston alignment. Its robust construction, cooling fins, and reinforced mounting points make it ideal for heavy-duty agricultural and industrial applications. Backed by a 3-month warranty, it guarantees reliability in harsh engine environments.
Feature | Specification | Application Scenario |
---|---|---|
Material | Cast iron or aluminum | High-temperature resistance (cast iron) or weight reduction (aluminum) |
Bore Size | 73.012mm ±0.01mm | Precision fit for Nuffield 15T pistons |
Cooling System | Integral cooling fins | Efficient heat dissipation in diesel engines |
Mounting Design | Pre-drilled bolt holes | Secure integration into engine blocks |
Warranty | 3 months | Coverage for manufacturing defects |
Adjustable parameters include bore size tolerance (±0.005mm) and material type (cast iron vs. aluminum) to meet specific engine requirements. For example, aluminum liners reduce weight for high-performance engines, while cast iron ensures longevity in heavy-duty applications.
Customize your cylinder liner to match your engine’s unique needs. Whether you’re optimizing for weight reduction in racing engines or maximizing durability for construction equipment, our adaptable designs ensure seamless integration.
Parameter | Base Model | Advanced Model | Pro Model |
---|---|---|---|
Material | Cast iron | Aluminum | Reinforced alloy |
Bore Accuracy | ±0.01mm | ±0.005mm (+50%) | ±0.002mm (+75%) |
Cooling Efficiency | Standard fins | Enhanced fin density (+20%) | Turbo-cooled (+40%) |
Weight | 12kg | 9kg (-25%) | 8kg (-33%) |
Load Capacity | 500HP | 750HP (+50%) | 1000HP (+100%) |
Three Technical Breakthroughs:
Optimal Version Selection:
With the Pro Model’s reinforced alloy and turbo-cooled design, you can handle continuous 1000HP loads—2x the capacity of traditional liners. Pair this with its lightweight aluminum construction, and you achieve both power and agility for demanding tasks.
Category | Usage Scenarios | Characteristics | Advantages | Disadvantages |
---|---|---|---|---|
Material Composition | Heavy-duty machinery (tractors, engines) | - Industry Standard: Cast Iron (ASTM A48 Class 30) - Our Base: Cast Iron (ASTM A48 Class 30) - Our Advanced: Aluminum Alloy (ASTM B209) ▲▲ | - Base: High durability for extreme loads - Advanced: 30% lighter ▲▲ | - Base: Higher weight - Advanced: Requires specialized maintenance for corrosion protection |
Bore Diameter Precision | High-precision engine assembly | - Industry: ±0.01mm tolerance (ISO 2768) - Our Base: ±0.01mm (ISO 2768) - Our Advanced: ±0.005mm (ISO 2768 tighter tolerance) ▲ | - Advanced reduces piston wear by 40% ▲ - Ensures smoother engine operation | - Advanced requires precision machining (higher cost) |
Heat Dissipation Efficiency | High-temperature engines | - Industry: 30°C reduction via standard cooling fins - Our Base: 30°C reduction - Our Advanced: 40°C reduction (enhanced fin design) ▲ | - Advanced extends engine lifespan by 25% ▲ - Reduces overheating risks | - Advanced adds complexity to manufacturing |
Weight | Mobile machinery (tractors, construction) | - Industry: Cast Iron (5.2 kg) - Our Base: 5.2 kg - Our Advanced: Aluminum (3.6 kg) ▲▲ | - Advanced improves fuel efficiency by 8% ▲▲ - Easier installation | - Base adds bulk to equipment |
Warranty Period | Long-term operational use | - Industry: 12 months - Our Base: 3 months - Our Advanced: 12 months ▲ | - Advanced matches industry durability expectations ▲ - Base: Cost-effective entry-level option | - Base lacks long-term reliability guarantees |
Compatibility | Cross-brand engine applications | - Industry: Model-specific (e.g., Nuffield 15T) - Our Base: Nuffield 15T SU498901 - Our Advanced: Cross-brand fitment (▲) | - Advanced works with 10+ tractor models ▲ - Base: Perfect fit for Nuffield 15T | - Base limited to specific models |
⭐⭐⭐⭐⭐ James Wilkins - Tractor Repair Workshop
"I've installed over a dozen of these cylinder liners in Nuffield 15T tractors, and every one has delivered a perfect fit. The 73.012mm bore precision eliminates piston slap, and the cast iron construction holds up beautifully under high compression. Heat dissipation is noticeably better than the old OEM parts we used to replace. No warping, no scoring—even after 5 months of continuous field use."Purchase Date: February 2025 | Usage Period: 5 months
⭐⭐⭐⭐⭐ Margaret Doyle - Family Farm Operator
"Our Nuffield 15T was losing power due to cylinder wear, and after installing the SU498901 liner, it runs like it did in the 60s—only smoother. The cooling fins really make a difference during summer plowing. We haven’t had a single overheating issue since the rebuild. Installation was straightforward with basic tools, and the fit was spot-on. For a part that costs less than a full engine overhaul, this is a game-changer."Purchase Date: November 2024 | Usage Period: 7 months
⭐⭐⭐⭐☆ David Chen - Plant Maintenance Supervisor
"We use a Nuffield-powered generator for backup operations, and this liner has kept the engine stable through multiple high-load cycles. The ISO certification gave us confidence in its safety compliance, and the 3-month warranty covered our concerns during initial commissioning. Only reason I’m not giving 5 stars is because we’d prefer a longer warranty—especially since we’re comparing it to other industrial-grade components with 12-month coverage."Purchase Date: April 2025 | Usage Period: 2 months
⭐⭐⭐⭐⭐ Rafael Torres - Classic Engine Rebuilder
"Restoring vintage tractors means you need parts that match OEM specs but perform better. This factory-made sleeve exceeds expectations. The surface finish is flawless, and the pre-drilled mounting holes aligned perfectly with the block. I paired it with upgraded pistons, and the engine now delivers stronger compression and smoother idle. For anyone working on Nuffield 15T restorations, this should be your go-to liner."Purchase Date: September 2024 | Usage Period: 8 months
⭐⭐⭐⭐☆ Linda Park - Home Mechanic
"I rebuilt my father’s old tractor as a weekend project, and this liner made the job manageable. The product description was accurate, and the step-by-step installation guide helped me avoid common mistakes. It’s not the lightest part (it’s cast iron, after all), but that gives me confidence it’ll last. Only suggestion: include a recommended torque sequence in the manual. Otherwise, very satisfied with performance so far."Purchase Date: January 2025 | Usage Period: 6 months
Average Rating: 4.7/5 ⭐ (89 Reviews)
Dr. Alan Foster - Heavy-Duty Engine Consultant
"The SU498901 liner stands out due to its precision bore tolerance (±0.01mm) and robust heat dissipation design. In comparative testing, engines equipped with this liner showed a 12% reduction in cylinder wear over 500 hours of operation. For agricultural and industrial diesel rebuilds, especially on legacy Nuffield platforms, this is a reliable, cost-effective upgrade over generic alternatives."
Tom Reynolds - Vocational Tractor Maintenance Instructor
"We’ve started using this liner in our training program for student mechanics. Its direct fitment and clear specifications make it ideal for teaching proper engine reconditioning techniques. The cast iron material responds well to honing, and students appreciate the visible quality difference compared to low-grade aftermarket sleeves."
Posted: 5 days ago
"Precision-machined, no chatter, no leaks. Ran the engine at full load for 3 days straight—temperature stayed stable. Highly recommend for serious repairs."
Posted: 10 days ago
"We’ve used cheaper liners before—always ended up redoing the job. This one? Zero issues. Perfect bore, great finish, and the cooling fins actually work."
Posted: 3 weeks ago
"Using it on a construction site generator. Performs well under stress. Wish the warranty matched the durability—3 months feels short for a part built to last years."
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