Wespc (Dongguan) Tech Co., Ltd.
                                                                                                           
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WESPC Exhaust Valve 3142A171 for Perkins 1104D 44T 1106D E70TA diesel engines

Price Negotiable
Price: $5-$8(1 Piece)
MOQ: 10
Delivery Time: 5-10 work days
Brand: WESPC
Product Description
WESPC Exhaust Valve 3142A171 for Perkins Diesel Engines
High-performance exhaust valve designed for Perkins 1104D 44T and 1106D E70TA diesel engines, engineered to withstand extreme temperatures and demanding operating conditions.
Product Specifications
Brand Name WESPC
Place of Origin China
Part Number 3142A171
After-sales Service Video Technical Support, Online Support
Marketing Type Ordinary Product
Certificate ISO9001
Warranty 1 Year
Stock Availability Yes
Application & Compatibility
Designed for Perkins 1104D-44T, 1106D-70TA, 1106A-70TA, 1106C-E70TA, and 1106D-E70TA diesel engines in both 4-cylinder and 6-cylinder configurations. This exhaust valve manages exhaust gas flow from the combustion chamber in moderate to heavy-duty diesel applications where exhaust temperatures exceed 700°C.
Common Equipment Applications
  • Massey Ferguson 5000 and 6000 series tractors
  • JCB construction equipment
  • Cater 320D2 excavators
  • FG Wilson generator sets
  • Hino 500 series trucks
Quantity Requirements: Each 4-cylinder engine requires 4 exhaust valves; each 6-cylinder engine requires 6 exhaust valves.
Technical Specifications
  • Valve Type: Exhaust valve for four-stroke diesel engines
  • Stem Diameter: 9.0 mm (0.354 inches)
  • Overall Length: 128.4 mm (5.055 inches)
  • Head Diameter: 41.7 mm (1.641 inches)
  • Seat Angle: 30° precision-ground sealing face
  • Stem Type: Single-groove for split collet retention (7° collet angle)
  • Tip Length: 6.5 mm hardened tip
  • Material: High-alloy heat-resistant steel (21-4N austenitic steel or EN 59 equivalent)
  • Weight: 0.113-0.123 kg (113-123 grams) per valve
Material & Performance Features
Manufactured from premium high-chromium stainless steel forging containing 12-15% Cr, 1.0-1.5% C, with additions of Mo and N for enhanced high-temperature strength and corrosion resistance.
  • Valve head undergoes solution treatment at 1,150°C followed by age-hardening to achieve 30-35 HRC hardness
  • Maintains structural integrity at continuous exhaust gas temperatures up to 750°C
  • Stem receives advanced gas nitriding creating 0.03-0.05 mm deep diffusion layer exceeding 800 HV hardness
  • 45° seat angle precision-machined to Ra 0.4-0.8 µm finish for positive sealing
  • Tip features induction hardening to 55-60 HRC to resist cupping under 1,200+ N valve spring loads
Interchangeable Part Numbers
  • Primary OEM: 3142A171 (Perkins specification)
  • 339-9637 (Cater cross-reference)
  • 333-9637 (Cater alternative format)
  • 333/E0005 (JCB reference)
  • 4226656M1 (Massey Ferguson application)
  • T423393 (related valve train kit reference)
  • VS1039 (aftermarket catalog number)
  • 491916 (aftermarket reference)
  • WG1104543 (aftermarket cross-reference)
  • 339-9637 (Hino 500 series application)
WESPC Exhaust Valve 3142A171 for Perkins diesel engines

Get in Touch

Have questions about our products or want to discuss a custom order? Our team is ready to help you.

Company Wespc (Dongguan) Tech Co., Ltd.
Location Room 803-804, Building G1, Tian'an Cyber Park, Nancheng Street, Dongguan City, China 523080
Contact Person Martin

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