4LT RACE 4 TT 10W/40 MORRIS, WAS RACE MX-4 10/40WT, BOX = 4
4.1 Trustpilot 99.9% positive on eBay
UK delivery £4.99, free over £60 2–4 business days
Spread the cost with 
18+, T&Cs apply
Race 4TT 10W-40 is a fully synthetic 4-stroke engine oil for high-performance sports bikes, super bikes, and production racing motorcycles. It offers superior performance with wide-ranging viscosity for optimal engine protection and efficiency under extreme conditions. Features include a high viscosity index for improved low-temperature flow and high-temperature film strength, low volatility to minimize oil loss, high film strength for enhanced engine protection, outstanding wear resistance, component cleanliness promotion, excellent thermal stability, and low fluid friction for increased efficiency. Specifications: Product Name Race 4TT 10W-40 (formerly MX4), Part Number 90-515. Formerly known as MX4.
- SKU
- 90-515
- Brand
- Morris Lubricants
- Availability
- In Stock (1)
- General Product Group
- Oils & Fluids
- General Product Type
- Engine Oil - 4T
- General Size
- 4L
- Variant Id
- 272798
FULL DESCRIPTION
Morris Race 4TT 10W/40 Synthetic Motorcycle Engine Oil 4 Litre Box
Elevate your motorcycle's performance with Morris Race 4TT 10W/40, a fully synthetic 4-stroke engine oil engineered for the demands of high-performance sports bikes, superbikes, and production racing motorcycles. Developed using cutting-edge racing technology, this oil offers superior protection and efficiency compared to conventional alternatives. Its advanced formulation provides exceptional viscosity performance, ensuring optimal engine defense and operational efficiency even under the most extreme conditions.
Key Features:
- Naturally high viscosity index ensures excellent flow characteristics at low temperatures and robust film strength at high temperatures.
- Low volatility minimizes oil component loss during periods of extreme heat.
- High film strength provides enhanced engine protection against wear.
- Offers outstanding resistance to wear, prolonging engine life.
- Promotes exceptional cleanliness of internal engine components.
- Provides excellent thermal stability for consistent performance.
- Low fluid friction contributes to increased engine efficiency.
Specifications:
- Product Name: Race 4TT 10W-40
- Previous Product Name: MX4
- Packaging: 4 Litre Box
QUESTIONS? JUST ASK
Talk to John or Phil. Real people, Monday to Friday, 10:00 to 17:00.
Call or email us with your make, model and year and we will check it for you before you order.
UK delivery is £4.99, or free on orders over £60. Orders ship within 3 working days, then delivery takes 2–4 business days. Delivery details
Yes. You have 14 days from delivery to return it, unused and in its original packaging. Contact us first and we will send you the return instructions. Returns policy
By card, PayPal, Apple Pay or Google Pay, or spread the cost with Klarna. Payment is taken securely by Stripe, and the options for your order are shown at checkout.
More answers in our FAQ.
Trade pricing available
Buying parts for your business? Apply for a 2BrosParts trade account.