Last Update- January 2008
1977-2008 Kawasaki Watercraft
    
Impros Recommended Nu-Jet Impeller
Model Year Original Impeller Pump Dia. Stock Engine Limited Engine Modified Engine
Ultra 250X 07-08
SS 3-bl 12/20
155mm
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Ultra LX 07-08
SS 3-bl
155mm
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STX-15F 04-08

SS 13/19

148mm

KW-C5.0

KW-C5.5

KWC-5.5
STX-12F 03-08

SS 8/22

148mm

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1200 STX-R
02-05

SS 13/23
148mm
KW-C5.5
KW-C5.5

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Ultra 150 99-05 SS 13/18 Mixed KW-D6.1 KW-D6.1 n/a
Ultra 130 DI 01-04

11/16
Mixed
n/a
n/a
n/a
1100 STX DI 00-03 8/23 148mm  KW-C5.0, 5.5  KW-C5.5  KW-C5.5
1100 STX 97-99 8/22 148mm KW-C5.0 KW-C5.0, 5.5 KW-C5.5
900 STX 97-00 10/24 140mm KW-B5.0 KW-B5.0, 5.5 KW-B5.5
900 STX
01-06

9/21
148mm
n/a

n/a
KW-C5.0
1100 ZXi 96-03 7/20 148mm KW-C5.0 KW-C5.5 KW-C5.5
900 STS
01-02

8/20
140mm
KW-B5.0
KW-B5.0, 5.0
KW-B5.5
900 ZXi 95-97 14/22 140mm KW-B5.0 KW-B5.0, 5.5 KW-B5.5
800 SXR 03-08 13/18 140mm KW-A5.0 KWA-5.5 KWA-6.0
750 ZXi 97 14/22 140mm KW-A5.0, 5.5 KW-A5.5, 6.0 KW-A6.0
  95-96 14/22 140mm KW-A5.0, 5.5 KW-A5.5, 6.0 KW-A6.0
750 Xi Sport 98-99 13/18 140mm KW-A5.0 KW-A5.0, 5.5 KW-A5.5
750 Xi 96-97 13/18 140mm KW-A5.0 KW-A5.0, 5.5 KW-A5.5
  93-95 8/16 5-blade 140mm KW-A5.0 KW-A5.0, 5.5 KW-A5.5
750 Sxi Pro 98-02 9/17 140mm KW-A5.0 KW-A5.0, 5.5 KW-A5.5
750 SXi 95-96 9/17 140mm KW-A5.0 KW-A5.0, 5.5 KW-A5.5
750 SX 92-95 14/19 alum. 140mm n/a KW-A5.0 KW-A5.0, 5.5
750 SS 96-97 12/17 140mm n/a KW-A5.0 KW-A5.0, 5.5
  92-95 14/19 alum. 140mm n/a KW-A5.0 KW-A5.0, 5.5
750 XIR 94 9/17 140mm n/a KW-A5.0 KW-A5.0, 5.5
750 STX 98 12/17 140mm KW-A5.0 KW-A5.0, 5.5 KW-A5.5
750 STS 95-97 13/18, 12/17 140mm KW-A5.0 KW-A5.0, 5.5 KW-A5.5
750 ST 95 13/21 140mm n/a KW-A5.0 KW-A5.0, 5.5
  93-94 10/18 alum. 5-bl. 140mm n/a KW-A5.0 KW-A5.0, 5.5

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