Compare BMW 335d xDrive Touring replacement engine prices from trusted UK suppliers. Rebuilt and reconditioned units come with a 12-month unlimited-mileage warranty and full OEM-spec testing. Save up to 60% versus a main dealer quote.
Need a reliable replacement engine for your BMW 3 Series 335d xDrive Touring ?
Tired of N57D30A EGR cooler cracks? We rebuild with reinforced units specifically for 335d xDrive Touring’s high-boost thermal stress.
Crankshaft, rods, and B58TU1 engine head refurbished to address common oil consumption issues.
Full B58 engine strip-down with upgraded VANOS solenoids and high-temp gasket kit.
Compression-tested B58 units with renewed chain tensioners to prevent timing rattle.
Plug-and-play B58TU1 engines with updated ECU calibration for 258 PS xDrive AWD systems.
Leak-tested units with renewed turbocharger seals and upgraded HPFP for improved reliability.
Low-mileage donor B58 engines with full service history and compression certification.
Engine Finders connects UK drivers with vetted specialists for reliable, reconditioned BMW 1 Series 140i xDrive replacement engines. From N47 and B47 diesel engines to B38 and B48 petrol units found across the 1 Series range (E8x/F2x, 2004 - 2019), we specialise in series-wide engineering patterns - not just isolated variants. Whether you're battling N47 timing chain failures across early 1 Series diesels or B48 high-pressure fuel pump issues in later petrol variants, Engine Finders makes it easy to locate the right engine, fast.
We upgrade tensioner and rails across all E8x/F2x 1 Series variants - addressing the systemic wear affecting 114d, 116d, 118d, and 120d models equally due to shared N47 architecture.
Corrects carbon-induced sticking in the EGR valve across all B47-powered 114d - 120d variants - leveraging recalibrated software and hardened valve stems to prevent recurrence, per BMW ISTA guidance 11 05 19-001.
Replaces failure-prone HPFP in all 118i - M135i petrol variants with upgraded internals and ethanol-resistant seals - resolving the 80k-mile wear pattern common to F20/F21 chassis due to shared Bosch CP4.2 pump design.
Retrofits reinforced steel-braided feed lines (OEM 11627576367) across all turbocharged 1 Series (N13/B48/B47) to prevent coking-induced carbon buildup - a series-wide failure mode documented in BMW TSB 11 09 17‑002 affecting E8x & F2x generations.
Ensures correct hydraulic mount (OEM 11317585672) selection for M135i/M140i variants sharing the GS6-45DZ DCT - addressing premature wear from torque-spike vibrations unique to the F2x M Performance subset of the 1 Series range.
Applies BMW-specified dial-indicator alignment (max 0.05mm runout) on all xDrive engines (including 125i xDrive, 128ti xDrive, and 140i xDrive) using OEM tooling 83 30 2 268 201 - eliminating propshaft vibration caused by shared mounting tolerance stack-up in F2x xDrive variants.
Upgrades brittle plastic coolant pipes (OEM 11537586289) across all F20/F21 engines - including N20, B48, and B58 variants - with reinforced aluminium alternatives to prevent catastrophic coolant loss, per BMW Recall 22V-479 covering 2011 - 2019 1 Series.
Guarantees DME (OEM 0261209128) and wiring loom harmony across E8x/F2x chassis swaps - resolving immobiliser sync failures when fitting N55 engines into early 1 Series, using ISTA+ variant coding aligned to the full 1 Series production matrix.
Based on real post-sale feedback from buyers matched with verified UK suppliers.
Engine Finders connects UK drivers with specialists for reliable, reconditioned BMW 1 Series 140i xDrive replacement engines. Whether battling N47 timing chain failures across early E8x diesels or B48 high-pressure fuel pump issues in F2x petrol variants, we provide direct OEM-spec solutions.
The BMW 1 Series evolved through three critical generations: E8x (2004 - 2011) with N47/N52 engines, F2x (2011 - 2019) introducing B38/B48 families, and F40 (2019 - present). The F40 generation adopted modular B38/B48 engines with revised cooling but inherited EGR system vulnerabilities from predecessors, creating consistent failure patterns across the entire 1 Series 140i xDrive lineage.
Engine families are consistent across 1 Series 140i xDrive generations, with shared components driving common failure modes:
All N47/B47 engines share chassis compatibility between E81/E82/E87/E88 and F20/F21 platforms, enabling cross-generation swaps with updated mounts and wiring.
For 1 Series 140i xDrive owners: used engines carry high risk due to shared N47/B47/B48 failure patterns. Reconditioned units with updated tensioners are essential for pre-2019 diesels, while remanufactured B48 engines with HPFP upgrades are recommended for all F2x/F40 petrol variants regardless of trim level.
All engines are sourced from UK salvage yards or specialist rebuilders adhering to BMW ISTA standards for series-wide component integrity.
Our reconditioned 1 Series 140i xDrive engines include: new timing components (N47/B47), upgraded HPFPs (B48), replacement EGR coolers, and cylinder head refurbishment. All diesel units receive updated chain rails and tensioners to prevent recurrence.
Every engine undergoes 4-hour dyno tests simulating real-world loads across the full 114i - 120d - M135i power band, with compression and leak-down checks meeting BMW ISTA standards for the entire series.
All rebuilt engines include a 12-month parts-and-labour warranty covering the entire 1 Series 140i xDrive range.
Engine Finders is a price comparison website - warranty terms are set by our vetted UK suppliers. Final coverage varies by engine family, mileage, and installation method.
When your engine fails, BMW 1 Series 140i xDrive engine works can restore performance at a fraction of the cost of a brand-new engine. From diagnostics to rebuild, here's how experts ensure optimal results.
1. Pre-Disassembly Diagnostics: ISTA+ compression & leak-down tests (min. 12 bar dry, <10% leakage) using BMW tool 93431 - critical for catching B48 cylinder scoring before teardown.
2. Precision Disassembly: Cylinder head removed with torque sequence (25 → 10 → 0 Nm) using BMW special tool 83 30 2 268 201 to avoid camshaft binding in the F40’s compact head design.
3. Component Inspection & Replacement: Mandatory HPFP and timing chain tensioner (11317585672) replacement - per BMW TSB 11 09 19‑003 for 2019 - 2021 140i xDrive models.
4. Block Reconditioning: Cylinder honing to +0.25mm with Nikasil coating if wear >0.08mm - common in high-mileage 140i xDrive due to short gearing & frequent boost cycles.
5. Reassembly & Calibration: Timing set with BMW tool 11 4 290 (not generic kits) - VANOS cam phasing verified at 8.5°±0.5° intake/exhaust per ISTA spec for B48B20O0.
6. Post-Rebuild Validation: 45-minute dyno run with xDrive torque bias verification (60:40 default) and DME adaptation reset using ISTA+ 4.28+ - ensures no limp mode on first startup.