The Daihatsu P-5 was a sports racing car built by Daihatsu in 1967. It was an evolution of the P-3, and featured a 1.3-litre twin-cam straight-four engine capable of producing around about 130-140 PS.

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Daihatsu P-5

Constructor	Daihatsu
Predecessor	Daihatsu P-3
Technical specifications
Chassis	Tubular frame
Suspension (front)	Double wishbone
Suspension (rear)	Multi-link (4-link)
Length	3,850 mm (151.6 in)
Width	1,550 mm (61.0 in)
Height	990 mm (39.0 in)
Wheelbase	2,250 mm (88.6 in)
Engine	R92A/B 1,261–1,298 cc (77.0–79.2 cu in) DOHC 16-valve I4 naturally-aspirated rear engined
Transmission	Hewland MK-IV 5-speed manual
Weight	510 kg (1,124.4 lb)
Tyres	Dunlop R7
Competition history
Notable drivers	Hiroyuki Hisaki Keizo Yabuki Takao Yoshida Takechi Yuzo
Debut	1967 Japanese Grand Prix
Races Wins ? 1 (class)

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The P-5 was an updated version of the P-3, but featured a bigger 1.3-litre straight-four engine, fitted in the rear of the car. The engine had double overhead camshafts and two carburettors, and was capable of producing up to 140 hp (104.4 kW; 141.9 PS).^[1] It was shown at the 14th Tokyo Motor Show in October 1967 as the Daihatsu P-5X.^[2]

Two P-5s were entered in the Japanese Grand Prix in 1967.^[3] It was entered in the 1000 km of Suzuka in 1968, finishing third.^[1] It was then run in the Japanese Grand Prix again, which was held at Fuji Speedway; the No.15 car won its class, and finished tenth overall.^[4] Toyota bought Daihatsu in 1969, but the car was used one last time; it finished second in the 1000 km of Suzuka that year.^[1]