Keeping Minis Driving

Classic Mini Technical Toolbox

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KEEPING MINIS DRIVING

The Technical Toolbox

One of the most important parts of Classic Mini DIY is the focus on getting out and working on your own car. So to make this easier for you, I have collected technical information from various sources and consolidated it right here on classicminidiy.com. These tools and calculators will help you maintain, upgrade, and troubleshoot your Classic Mini with confidence. From compression ratios to needle charts, everything you need is at your fingertips.

Torque Specs

Every torque value for the A-series and aux components, in one searchable chart.

Chassis Number Decoder

Year, plant, and trim from your VIN/chassis number.

Engine Number Decoder

Decode A-series engine codes, displacement, and date stamps.

Carb Needle Configurator

Compare SU HS2/HS4/HIF44 needle profiles side-by-side with chart overlays.

Gearbox Calculator

Final-drive math across SPi, MPi, and pre-Verto cars.

Compression Ratio Calculator

CR for any combo of bore, stroke, head cc and deck height.

Parts Equivalency

Cross-reference part numbers across vendors and brands.

Common Clearances

Tappet gaps, bearing tolerances, and assembly clearances.

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