Yamahazone is the internet's leading site for high performance parts for Yamaha motorcycles. You will find the mosr complete selection of parts and pieces for for extracting the most horsepower for your Yamaha here at the Zone. The Zone is a part of APE, known world-wide as the manufacturer of the WORLD'S FASTEST MOTORCYCLE RACING PRODUCTS. Twenty eight years of experience guarantees you the best, most experienced service you will find anywhere. We are the source.



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STAINLESS STEEL VALVES
APE is a leading supplier of high performance and racing valves for motorcycles. APE stainless steel valves are precision manufactured from aircraft quality Inconel based stainless steel. This special material offers excellent resistance to heat and distortion. APE stainless steel valves are designed to be used in the most extreme racing applications including the use of exotic fuels, or will give many miles of trouble free street use. They present an outstanding value. In most cases you can upgrade to APE stainless steel valves for less than the cost of replacement stock valves. All oversize stainless steel valves feature hard chrome stems for extra long stem to guide life.

Finished Valves - $24.50 ea

Blank Valves - $27.95 ea



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Yamaha YZF YZ400F 5 valve 1999-2000
Intake 4.48 mm stem / Exhaust 4.95 mm stem

98165

Exhaust

28 mm

Std size, 2 required.

98166

Exhaust

29 mm

Oversize, 2 required

98167

Intake

27 mm

Std size, 2 required

98168

Intake

28 mm

Oversize, 2 required

98169

Intake

27 mm

Std size, 1 required.

98170

Intake

28 mm

Oversize, 1 required

Yamaha YZF 600R6 1999-2000

98155

Exhaust

22 mm

Std size

98156

Exhaust

23 mm

.

98157

Intake

25 mm

Std size

98158

Intake

26 mm

.

Yamaha YZF1000R1 1998 - 00 Intake 3.97 mm stem, exhaust 4.46 mm stems

98159

Exhaust

24.5 mm

Std size

98160

Exhaust

25.5 mm

Oversize

98161

Intake

23 mm

Std size, Long

98162

Intake

24 mm

Oversize, Long

98163

Intake

23 mm

Std size, Short

98164

Intake

24 mm

Oversize, Short

R1 uses one short and two long intakes.

Yamaha FZR / YZF1000 1989 -'00 4.5 mm stem

98114

Exhaust

25. mm

Std size, 2 required

98111

Intake

23.5 mm

Std size, short

98112

Intake

23.5 mm

Std size , long

98063

Intake

26 mm

Blank stem

FZR uses one short and two long intakes.

Yamaha FJ 1100 / 1200 5.5 mm stem '84-'93

988121

Exhaust

25 mm

Std size

98016

Exhaust

26 mm

.

988120

Intake

29 mm

Std size

98017

Intake

30.5 mm

.