Ultraseal Slough seal Caterham Seven R500 cylinder head for Boss Racing

Caterham specialist, Boss Racing, were working on a new addition to their stable of race-ready Caterhams with a new Seven R500. Known for their development of race-winning engines, Boss Racing were looking to maximise the performance of an R500 with plans to tune the 1800 k-series engine up to 2.0-litre displacement 260 BHP 9,000RPM spec.…
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