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YAMAHA OX11A/C (Judd JV)


image source: wikipedia

image source: wikipedia

 

It was an evolution of OX11A of 1996 season, and called the C-spec. It featured a new bottom end with a revised sump, crankshaft, oil pump and water pump

Chassis: Arrows A18

Season: 1997

Total Displacement: 2.996 cc

Configuration : V10

Cylinder angle : 72 vee. DOHC.

Timing Gear: 4 per cylinder

Evolution : OX11A/D spec , it was introduced at Imola and featured a new top end with revised cylinder heads, new camshafts, valves, intake system and pneumatic valvegear.

Weight: 105 kg (dry)

Dimensions :

Length: 575 mm

Height: 373 mm

Width: 499 mm

Max. Power Output:

C spec over 700 bhp , 14.000 rpm , produce more power than OX11A by reducing the internal friction losses

D spec around 725 bhp because airflow to and from the combustion chambers was improved

Fuel:  Petroscience

Oil: Elf

Ignition: Magneti-Marelli

Sparking plugs: NGK

Electronics: Zytek

 

YAMAHA OX11A (Judd JV)


image source: wikipedia

image source: wikipedia

 

 

Yamaha F1 engines were badge-engineered Judds

Chassis: Tyrrell 024

Season: 1996

Total Displacement: 2.996 cc

Configuration : V10

Cylinder angle : 72 vee. DOHC.

Timing Gear: 4 per cylinder

Weight: 105 kg (dry) , innovative low weight,that was achieved due to innovative screw-in liners and small diameter clutches

Dimensions :

Length: 570,25 mm
Height: 385 mm
Width: 511 mm

Max. Power Output: 690 bhp , 13.800 rpm

Reliability: weak

Characteristics:revolutionary in terms of its size and weight

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