WTA 4A91 Engine Overhaul Kit — Complete Gasket & Seal Set
Product Overview
The WTA 4A91 Engine Overhaul Kit is a complete sealing solution for engines in the 4A91 family. Crafted by WTA, a specialist in engine gaskets and sealing components since 2012, this kit restores compression, prevents oil and coolant leaks, and helps return your engine to reliable service.
What’s Included
Comprehensive Seal Set
This overhaul kit includes all essential sealing components you need for a thorough engine rebuild: cylinder head gasket, valve cover gasket, oil pan gasket, intake and exhaust manifold gaskets, camshaft and crankshaft seals, valve stem seals, O-rings, and other precision sealing parts. Each piece is made to fit 4A91 series engines and compatible models.
Quality & Materials
Engineered for Durability
WTA uses proven materials and manufacturing methods to ensure long-lasting performance. Options include multi-layer steel (MLS) and non-asbestos composite materials, along with graphite and specially treated sealing surfaces where needed. Every gasket is precision cut and inspected to meet tight tolerances.
Why Choose the WTA 4A91 Kit
- Professional-grade components optimized for sealing performance and longevity.- Thoroughly tested for fit and durability to reduce the risk of rework.- Designed by a company with a strong history in engine sealing and gasket manufacturing.- Cost-effective solution that balances price and reliability, ideal for repair shops and DIY mechanics.
Installation Tips & Assurance
Simple Guidance
For best results, clean all mating surfaces, replace any damaged fasteners, and follow the engine manufacturer’s torque sequence and specifications. While many parts are straightforward to replace, professional installation is recommended for head gasket work.
About WTA
Founded in 2012, WTA Gasket focuses on precision gaskets and overhaul kits for a wide range of automotive brands. WTA combines material expertise, strict testing, and precise manufacturing to deliver dependable sealing solutions that meet customer expectations.
Choose the WTA 4A91 Engine Overhaul Kit to restore sealing integrity and give your 4A91 engine reliable, long-term performance.
Product Images
Advantages
Customization Options
No matter what type of sample you provide, we have the capability to develop a product that matches it exactly, using a 1:1 ratio to ensure that it meets your precise requirements.
Rich Experience
SOYI’s extensive experience in the industry allows them to understand and anticipate customer needs, providing insights and solutions that are informed by years of successful projects.
High-Quality Products
Commitment to using superior materials and meticulous craftsmanship ensures that every product from SOYI meets high standards of quality, offering durability and performance you can trust.
Professionalism
A professional approach in all aspects, from communication to delivery, instills confidence in customers. It demonstrates competence, reliability, and a commitment to customer satisfaction.
Our Certifications
BSCI
VEGAN
Halal
Frequently Asked Questions
Do you test all your goods before delivery?
Yes, we have 100% test before delivery.
What is your terms of payment?
T/T 30% as deposit, and 70% before delivery. We'll show you the photos of the products and packages before you pay the balance.
How do you make our business long-term and good relationship?
1. We keep good quality and competitive price to ensure our customers benefit,
2. We respect every customer as our friend and we sincerely do business and make friends with them. no matter where they come from.
Can you produce according to the samples?
Yes, we can produce by your samples or technical drawings. We can build the molds and fixtures.
If you have any questions about our goods or services, please feel free to contact us.

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