Ligier JS51

{{Short description|French sports prototype race car designed and built by Ligier}}

{{Infobox racing car|

|Car_name = Ligier JS51

|Category = CN

|Constructor = Ligier

|Image = Ligier JS 51 (Foto Sp).JPG

|Team =

|Drivers =

|Technical ref = {{cite news|url=https://www.yumpu.com/en/document/read/15539675/0288-013214-gbmise-en-page-1-automobiles-ligier-martini|title=Technical Specifications: Ligier JS51|access-date=6 December 2022}}

|Chassis = Aluminum monocoque covered in carbon-fiber body panels

|Front suspension = Double wishbones, pushrod with mono-shock absorber system, and torsion-bar springs, anti-roll bar

|Rear suspension = Double wishbones, pushrod with mono-shock absorber system and coils springs, anti-roll bar

|Length = {{convert|4725|mm|in|0|abbr=on}}

|Width = {{convert|1800|mm|in|0|abbr=on}}

|Height =

|Wheelbase =

|Track = {{convert|1510|mm|in|0|abbr=on}} (front)
{{convert|1470|mm|in|0|abbr=on}} (rear)

|Engine name = Mugen-Honda K20A

|Capacity = {{convert|2.0|L|cuin|0|abbr=on}}

|Configuration = DOHC inline-4 engine

|Turbo/NA = naturally-aspirated,

|Engine position = longitudinally mounted in a mid-engined, rear-wheel drive layout

|Power = {{convert|250-260|hp|kW|0|lk=on|abbr=on}}

|Gearbox name = SADEV

|Gears = 6-speed

|Type = sequential gearbox

|Differential =

|Weight = {{convert|570|kg|lb|0|abbr=on}} including driver

|Brakes = Brembo ventilated carbon brake discs, 6-piston calipers and pads

|Fuel = Various unleaded control fuel

|Lubricants = Various

|Tyres = Various

|Debut = 2008

}}

The Ligier JS51 is a sports prototype race car, designed, developed, and built by Ligier, conforming to FIA Group CN regulations, to compete in sports car racing, since 2008.{{cite web|url=https://racecarsdirect.com/Advert/Details/73653/ligier-js51|title= LIGIER JS51 - SOLD |access-date=6 December 2022}}