| Pilbeam MP91[1] | |
| Category: | LMP675/LMP2 |
| Chassis: | Carbon fiber and aluminum honeycomb monocoque chassis, steel roll hoop |
| Suspension: | Unequal length wishbones, pushrod actuated coil springs over shock absorbers, inboard rocker arms |
| Engine Name: | JPX Mader Willman 6[2] 3.41NaN1 120° DOHC V6 naturally-aspirated mid-engined Judd XV675 3.41NaN1 90° DOHC V8 naturally-aspirated mid-engined |
| Gearbox Name: | Hewland NMT |
| Gears: | 6-speed |
| Type: | sequential |
| Track: | (front) (rear) |
| Debut: | 2003 12 Hours of Sebring[3] [4] |
| Predecessor: | Pilbeam MP84 |
| Designer: | Mike Pilbeam |
| Successor: | Pilbeam MP93 |
The Pilbeam MP91 is a sports prototype race car, designed, developed and built by British manufacturer Pilbeam, for sports car racing, conforming to LMP675 (later LMP2) class rules and regulations, and produced between 2003 and 2005. It is an evolution of the previous MP84.[5]