Core Specifications
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Part Number: 8N7005, Cross: 0R3418
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Product Name: CAT Pencil Fuel Injector Assembly
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Compatible Engine: CAT 3304, 3304B, 3306, 3306B Diesel Engine
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Application: Excavator, Wheel Loader, Bulldozer, Heavy Machinery
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Material: High-grade wear-resistant alloy steel
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Test: 100% bench tested for spray pattern & pressure
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Condition: 100% Brand New Aftermarket Injector
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Warranty: 12 Months
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MOQ: 1 Piece available, bulk wholesale acceptable
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Packing: Neutral separate packaging, custom label & logo acceptable
Key Features
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Pencil Type Mechanical Injector: Classic pintle injector design for CAT 3304 / 3306 series engine.
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Excellent Atomization: Precision machined nozzle, fine uniform spray, reduce black smoke and improve fuel economy.
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Strong Wear Resistance: Premium alloy steel with heat treatment, resist carbon buildup and fuel impurity abrasion.
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Direct Fit Replacement: Same dimension and interface as OEM, simple installation for engine overhaul.
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Pre-delivery Bench Inspection: Each injector tested for opening pressure, spray quality and leakage.
Solvable Common Faults
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Difficult cold start and long cranking time
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Engine power shortage and weak performance under heavy load
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Black smoke emission and increased fuel consumption
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Fuel dripping from injector tip and carbon deposit accumulation
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Unstable idle speed and engine shaking
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Nozzle clogging caused by contaminated diesel fuel
Why Choose Us
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✅ Professional supplier for CAT 3304 3306 engine pencil injectors
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✅ Every 8N7005 injector bench tested for opening pressure and spray pattern
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✅ OEM equivalent specs for construction machinery repair and overhaul
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✅ Support sample order and bulk purchase for repair shop & distributor
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✅ In stock and fast worldwide shipping
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✅ Technical support for pencil injector installation and testing
FAQ
Q1: What engine does 8N7005 fit? A1: It fits Caterpillar 3304, 3304B, 3306, 3306B diesel engines for excavators, loaders and bulldozers. Cross part number 0R3418.
Q2: What is pencil fuel injector? A2: Pencil injector is mechanical pintle injector widely used on older CAT heavy-duty diesel engines, simple and reliable structure.
Q3: Should I replace injectors as a full set? A3: For best engine balance and performance, we recommend replacing all injectors together during overhaul.
