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Monza Lab
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Monza Lab
MonzaHaus Knowledge
Deep-dive references on the technical, authentication, and reliability questions every Porsche collector needs answered. Factual, neutral, and cross-referenced to the MonzaHaus Index.
Authentication
The definitive guide to the Porsche Certificate of Authenticity: what it documents, how to order one, what it costs, and why no serious collector should buy a pre-2000 Porsche without one.
Read the guide →Authentication
Decode any Porsche paint code, identify rare factory colors by generation, and understand why original paint and color choice can shift market value by 20–40%.
Read the guide →Engine
The complete MonzaHaus reference on the Mezger engine — the race-derived flat-six used in 993 Turbo/GT2, 996/997 Turbo, GT2, GT3, and GT3 RS. Which cars use it, how it differs from M96/M97, why it commands a 30–50% collector premium, and what to verify before buying.
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The complete MonzaHaus reference on the air-cooled / water-cooled divide — how the engines differ, which Porsches sit on each side of 1998, why the market prices them apart, and how to choose between them.
Read the guide →Ownership
The canonical MonzaHaus PPI guide: what a complete Porsche pre-purchase inspection covers, model-specific additions, what it costs, how to choose a specialist shop, and how to act on the findings.
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The canonical MonzaHaus rust-due-diligence guide for Porsche buyers — galvanization history by model year, generation-by-generation rust-prone areas, the drain channels that destroy rockers from the inside, and repair cost hierarchy from surface rust to rusted-out longitudinals.
Read the guide →Ownership
Generation-by-generation maintenance schedule for classic and modern Porsches — how factory-recommended intervals differ from specialist best-practice, and what collector cars actually need.
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