KZ PISTONS

APE is a leading supplier of racing pistons. We are factory warehouse distributor for all of the leading manufacturers. We have the largest selection available from any supplier. All race pistons supplied by APE are forged. All pistons listed here are off the shelf stock. Special sizes and configurations are also available on special order. APE is the leading manufacturer of tool steel wrist pins for motorcycles. APE pins must be ordered seperatly. See below.

Tool Steel Wrist Pins
Cylinder Boring
Cylinder Studs and Nuts
Big Bore Gaskets
Offroad Pistons
KZ/GPZ Engine Kits



MPORTANT NOTE ABOUT PISTON KIT PRICES
With JE, and MTC pistons you must order the head gasket separately. Some Wiseco kits come with head gasket.

 

KZ/GPZ550

DISP

BORE

COMP

PART#

MFG

NOTES

PRICE

1982-1995

615cc

61MM (+2MM)

10.25:1

K615

WIS

Cylinder boring only. Includes head gasket

564.44

 

KZ650

DISP

BORE

COMP

PART#

MFG

NOTES

PRICE

1976-1983

700cc

64MM (+2MM)

10.25:1

K700

WIS

Cylinder boring only. Includes head gasket

564.44

 

KZ/GPZ750

DISP

BORE

COMP

PART#

MFG

NOTES

PRICE

1980-1985

810cc

69MM (+3MM)

10.25:1

K810

WIS

Cylinder boring only. Includes head gasket

564.44

 

KZ/GPZ750

DISP

BORE

COMP

PART#

MFG

NOTES

PRICE

1980-1985

810cc

69MM (+3MM)

8:1

K809B

WIS

Cylinder boring only

569.84

 

Unless otherwise stated, these pistons on the table below are designed for use with the early 1973 - ‘80 style KZ cylinder head, and crankshaft with stock KZ length connecting rods.

KZ900/KZ1000 THRU 1980

DISP

BORE

COMP

PART#

MFG

NOTES

PRICE

 

1015cc

70MM

10.25:1

K1015

WIS

KZ900 cylinder boring only. Includes head gasket

626.45

1075cc

72MM

10.25:1

K1075-1

WIS

KZ1000 cylinder boring only. Includes head gasket

626.45

1075cc

72MM

10.25:1

K1075

WIS

KZ900, sleeves included

998.15

1075cc

72MM

8.5:1

125083

JE

KZ1000 cylinder boring only

534.20

1075cc

72MM

12:1

R1075

WIS

KZ1000 cylinder boring only. Includes head gasket

601.37

1105cc

73MM

10.25:1

K1105

WIS

KZ900, includes sleeves. Includes head gasket

891.15

1105cc

73MM

10.25:1

K1105-1

WIS

KZ1000, cylinder boring only. Includes head gasket

626.45

1200cc

76MM

10.25:1

K1200

WIS

Includes sleeves. Includes head gasket. KZ1000, KZ1000J 1200cc in stock block.

891.15

1200cc

76MM

7.8:1

K1200T

MTC

KA629 sleeves required KZ1000, KZ1000J 1200cc in stock block.

499.00

1260cc

78MM

13.5:1

P1260M

MTC

KA3240 sleeves required.. KZ1000, KZ1000J 1260cc in stock block.

550.00

1260cc

78MM

10.5:1

K1260M

MTC

KA3240 sleeves required. KZ1000, KZ1000J 1260cc in stock block.

550.00

1327cc

80MM

7.8:1

K1327T

MTC

Sleeves not included in pistojn kit.APE Big Block Cylinder Required.

499.00

1428cc

83MM

13.5:1

P1425

WIS

APE Big Block Cylinder Required.. Includes head gasket

697.00

1428cc

83MM

Blank

PMKS-83

MTC

Pro mod blank dome. Specify 17 or 18 mm pins holes. Special order.

539.00

1500cc

85MM

Pro Stock18MM PINS MAX

CK127

WIS

APE Big Block Cylinder Required. For use with Vortex 2 cylinder head. More piston details. Includes head gasket

733.66

1500cc

85MM

Blank Pro Stock

PSKS1500

MTC

For use with Vortex 2 cylinder head

785.00

1500cc

85MM

Blank Pro MOD

PMSK-2V

MTC

Blank dome nitrous pro mod. Extra low ring pack. 18mm pin bores only

578.00

 

All of the pistons listed in the table below are for use with the 1000J model 1980 thru 1997, and early GPZ1100 1980-’82. J model GPZ crankshaft and connecting rods with 17mm pin bores, and std J/GPZ length, unless otherwise stated. Compression ratios are figured on J model 1981 thur ‘97 and/or early GPZ1100 1981-’82 cylinder head unless otherwise stated.

DISP

BORE

COMP

PART#

MFG

NOTES

PRICE

KZ11000J

1981-1997

GPZ1100

1981-1982

17MM PIN

1075cc

72MM

10.25:1

K1076

WIS

1000J cylinder boring only. Largest kit for stock sleeves.. Includes head gasket

639.33

1075cc

72MM

12.5:1

JK1075H

MTC

1000J cylinder boring only. Largest kit for stock sleeves. oversize

525.00

1070cc

75MM

10.25:1

K1171

WIS

GPZ 1100 cylinder boring only. Largest kit for stock sleeves. Includes head gasket

639.33

1260cc

78MM

10.5:1

KJ1261

MTC

KA750-1 sleeves required. Largest kit for use in stock GPZ1100 cylinder block.

525.00

1327cc

80MM

10.5:1

KJ1327

MTC

APE Big Block Cylinder Required.

525.00

1327cc

80MM

13.5:1

KJ1327H

MTC

APE Big Block Cylinder Required.

525.00

1500cc

85MM

Pro Stock

Pro Stock

18mm pins MAX

WIS

APE Big Block Cylinder Required.For use with Vortex 2 cylinder head. Includes head gasket

733.66

All of the pistons listed in the table below are for use with the 1983 - ‘84 GPZ1100, and late GPZ1100 1983 - ‘84 crankshaft and connecting rods with 18mm pin bores, and std GPZ length, unless otherwise stated. Compression ratios are figured on 1983 - ‘84 GPZ1100 “bath tub” cylinder head unless otherwise stated. 1983 KZ1100 owners, check pin size to order.

KZ/GPZ1100

DISP

BORE

COMP

PART#

MFG

NOTES

PRICE

1983-1984

18MM PINS

1170cc

75MM

10.25:1

K1172

WIS

Cylinder boring only. Includes head gasket

639.33

1428cc

83MM

Blank

PMKS-83-18

MTC

See PMKS-83 PAGE 8 for details

539.00

1500cc

80MM

MAX

CK127

WIS

APE Big Block Cylinder Required. For use with Vortex 2 cylinder head. Includes head gasket

733.66

1500cc

80MM

Blank

PMSK-2V

WIS

APE Big Block Cylinder Required. For use with Vortex 2 cylinder head. Includes head gasket

CALL

1500cc

85MM

Blank

PSKS1500-18

MTC

See PSKS1500 / PMSK-2V PAGE 8 for details.

785.00