Jaguar XJ Tuning Data

Gains across the Jaguar XJ range

• +20 to +70 BHPacross 10 engines with recorded figures
• +70 BHPis the largest gain in the range — 4.2 V8 SC 400hp (+90 Nm)
• 92%of the 9,842 engines we hold gain data for see a smaller increase than that

Comparisons are calculated from our own recorded Stage 1 figures.