DEPARTMENTSIX

DIY and Specs

Every DIY guide and spec reference we have, newest first. Torque values and step-by-step jobs for BMW, Porsche and MINI, with the source for each spec. Here is how we check them: Editorial Standards.

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  1. October 30, 2026 · MINI Cooper R53 MINI Cooper S Serpentine Belt Replacement: Tools and Steps A source-led R53 MINI Cooper S belt guide covering safe tensioner release, belt routing, modified-pulley cautions and 2004 W11 torque references.
  2. October 28, 2026 · Porsche Porsche 997.1 Carrera S AOS: Symptoms, Vacuum Test and Parts Smoke is not the only sign of a failing 997.1 AOS. The M97.01 crankcase vacuum reference, a test sequence and the 3.8L separator part number.
  3. October 27, 2026 · BMW BMW E36 Thermostat Replacement: Symptoms, Parts and Torque Specs How to replace the thermostat on a six-cylinder E36, with BMW part numbers, factory torque specs and the bleeding procedure.
  4. October 27, 2026 · BMW BMW E46 330i Coolant Bleeding and Leak Diagnosis: BMW Factory Steps A factory-sourced guide to bleeding the E46 330i cooling system and separating trapped air from coolant leaks.
  5. October 26, 2026 · BMW BMW E46 330i Lean Codes: P0171, P0174 & Vacuum Leaks Lean codes on an E46 330i don't automatically mean bad oxygen sensors. Follow BMW's diagnostic clues, inspect the M54 intake boots, and verify parts before ordering.
  6. October 25, 2026 · Porsche Best Used Porsches for DIY Owners (October 2026) Six used Porsches that suit hands-on owners, with October 2026 market benchmarks and the issue to check first.
  7. October 25, 2026 · BMW BMW M54 Oil Filter Housing Gasket Leak: Diagnosis, Repair & Part Number Oil around the front of an M54 can come from the filter housing gasket, VANOS oil line, or another seal. This source-linked guide shows how to trace the leak, understand BMW's removal procedure, and verify the gasket part number before ordering.
  8. October 25, 2026 · BMW BMW M54 DISA Valve: Symptoms, Testing, Replacement & Fitment A sourced M54 DISA guide covering intake resonance, flap and pin inspection, diagnosis, repair versus replacement, and displacement-specific parts.
  9. October 23, 2026 · BMW BMW M54 CCV Failure Symptoms: Oil Separator Diagnosis Guide Whistling, rough idle and oil consumption can point toward a BMW M54 crankcase ventilation fault, but symptoms alone are not proof. This source-linked guide covers BMW's pressure spec, its cold-climate bulletin and the parts-fitment checks that matter before repair.
  10. March 6, 2026 · Porsche Porsche 997.1 Carrera S Brake Replacement — Complete DIY Guide (Rotors, Pads & Hardware) This is a complete brake replacement walkthrough for the 2006 Porsche 911 Carrera 4S (997.1) with standard steel brakes — rotors, pads, wear sensors, and all the hardware. The procedure is largely identical for 2005–2008 997.1 Carrera S, Carrera 4S, Targa 4S, and Cabriolet models running steel brakes.
  11. March 6, 2026 · BMW BMW E46 Torque Specs: Complete Reference (All Engines) If you're working on a BMW E46 and you're reaching for the torque wrench , this is the page you want open. The E46 3 Series is a genuinely rewarding car to maintain — the engineering is logical, parts are accessible, and the DIY community is enormous. But get the torque specs wrong and you'll be dealing with cracked plastic housings, stretched bolts, or a cooling system that lets go at the worst possible moment.
  12. March 6, 2026 · BMW BMW E39 Torque Specs — Complete Reference (All Engines) The BMW E39 5 Series ran from 1995 to 2004, and it earned a reputation as one of the finest driver’s cars BMW ever made. It’s also a car that rewards proper maintenance and punishes neglect. If you’re doing any mechanical work on an E39 — whether it’s a 520i, a 540i, or the legendary M5 — having accurate torque specs is non-negotiable. The wrong torque on a cylinder head bolt or a crankshaft pulley can mean a rebuild instead of a weekend job.
  13. March 6, 2026 · BMW BMW E36 Common Torque Specifications (Maintenance and DIY Jobs) This guide covers torque specs for common E36 DIY jobs across the M50, M52 and S52 six-cylinders, plus the four-cylinder M42/M44 where specs differ. Every value was checked against BMW TIS, the factory repair manual.
  14. March 4, 2026 · Porsche Porsche 987 Boxster and Cayman Common Torque Specifications (Maintenance and DIY Jobs) Complete torque spec reference for Porsche 987 Boxster and Cayman (2005–2012) — all variants, both generations. Covers 987.1 (M96/M97, IMS risk) and 987.2 (MA1, IMS-free): wheels, engine, drivetrain, brakes, suspension, and axle nuts. Values in ft-lbs and Nm.
  15. March 4, 2026 · Porsche Porsche 986 Boxster Common Torque Specifications (Maintenance and DIY Jobs) Complete Porsche 986 Boxster torque specifications for all variants (1997–2004): 2.5L, 2.7L, and Boxster S 3.2L. Every common DIY job covered: oil drain, spark plugs, wheel bolts, suspension, brakes, flywheel — sourced and verified.
  16. March 4, 2026 · Porsche Porsche 996 Common Torque Specifications (Maintenance and DIY Jobs) Complete Porsche 996 torque specifications for all variants (1998–2005): Carrera, C4, C4S, Turbo, GT2, and GT3. Every major DIY job covered — oil drain, spark plugs, wheel bolts, suspension, brakes, flywheel, and more. Source-verified with conflict flags where specs differ.
  17. July 15, 2025 · Porsche Porsche 997.1 Common Torque Specifications (Maintenance and DIY Jobs) Nothing fancy. We’ve gathered every common 997.1 DIY spec, from wheel bolts to water-pump screws, in both ft-lbs and Nm, each paired with its source link.
  18. May 13, 2025 · Porsche How to Set Seat and Mirror Memory in a Porsche 997 I had a hell of a time finding the simple instructions to do this every time I wanted to make a change. There’s a few threads on Rennlist, but making and bookmarking my own article without the “forum-fluff” was honestly easier.
  19. August 2, 2024 · BMW How to Install an Aftermarket Steering Wheel with No Airbag Lights and a Working Horn in an E36 Who knew getting an aftermarket horn button to work in an E36 would be so challenging? This guide will walk you through the process step-by-step, ensuring you can complete the installation WHILE maintaining the functionality of your horn and avoiding SRS (airbag) system errors.
  20. July 26, 2024 · BMW How to Reset the BMW E36 Oil Service Light with a Paperclip The BMW E36 is a (shitbox) classic car (sometimes) cherished by enthusiasts worldwide. If you've completed the oil change yourself, you can easily reset the oil service light with a paperclip.
  21. July 1, 2024 · BMW Complete Guide: E36 BMW Power Steering Hose and Reservoir Replacement (+3 Pro Tips) This guide provides a step-by-step process for refreshing the power steering hoses and reservoir of a BMW E36, ensuring smooth operation and preventing leaks (for now).