S68 — 4.4L Petrol MHEV (2024-present)
- Power Output
- 635hp
- Years Fitted
- 2024-present

Land Rover Defender 110 Octa SPECIALISTS
Get quotes today from trusted UK Land Rover Defender 110 Octa engine specialists. Compare prices on reconditioned, rebuilt and used S68 4.4L V8 Twin-Turbo engines to find the best supply and fit solution for your vehicle.
How it works
Clear information first, then the right engine and specialist for your exact vehicle.
Variant History
When the Octa variant launched in the L663 Defender 110 lineup, it marked the absolute pinnacle of Defender performance, introducing a bespoke 4.4-litre twin-turbocharged V8 mild-hybrid (MHEV) powertrain delivering uncompromising on-road refinement and extreme capability.

S68 (4.4L V8 Twin-Turbo MHEV), 635hp, introduced exclusively to the Defender 110 Octa, featuring an 8-speed ZF automatic transmission, active electronic rear differential, and Dynamic Response Pro chassis technology.
Every engine fitted to the Land Rover Defender 110 Octa is covered below, with UK rebuilt pricing and known failure points.
Engine Codes & Pricing
Find your exact engine code, specs and UK replacement cost guide.

Can’t find your exact engine code?-> Get quotes for S68 Land Rover Defender 110 Octa engine replacement
-> Get quotes for S68 Land Rover Defender 110 Octa engine replacementCommon Problems
The Land Rover Defender 110 Octa (S68) represents the pinnacle of modern V8 engineering. While highly robust, complex twin-turbocharged MHEV architectures require meticulous maintenance. Rebuilt engines through EnginesMarket include upgraded components addressing original failure points, plus a minimum 12-month unlimited-mileage warranty.
Common failure points and repair options
Protect your ultra-premium investment by comparing quotes from vetted UK specialists. Every engine supplied through our network features upgraded components to prevent known high-performance V8 failures, backed by a minimum 12-month unlimited mileage warranty and nationwide delivery options. Avoid main dealer premiums without sacrificing the precision engineering your Octa demands.
FAQ
Everything Land Rover Defender 110 Octa owners usually ask before choosing a rebuilt, reconditioned or used replacement engine.
Why Choose Us
Comparing quotes is completely free and carries no obligation. By entering your registration, you ensure that the quotes you receive are specifically tailored to your exact Land Rover Defender 110 Octa and its S68 engine code, connecting you directly with vetted UK specialists who understand ultra-premium L663 Defender intricacies.
Compare quotes from trusted UK Land Rover Defender 110 Octa engine specialists with warranty-backed rebuilt, reconditioned and used options nationwide.