The AISIN Water Pump Assembly (Part No. WPT-121) is designed for late-model Toyota vehicles fitted with JZ-series engines, including 1JZ-GE VVT-i, 1JZ-FSE, and 2JZ-FSE.

AISIN is an OEM supplier to Toyota, and this water pump is manufactured to the same original equipment standards for fitment, performance, and reliability. It provides correct coolant circulation, stable operating temperatures, and long service life, making it an ideal alternative to the genuine Toyota water pump.

Key Features

• Manufactured by AISIN, OEM supplier to Toyota
• Direct replacement fitment (no modification required)
• Designed for VVT-i and D-4 (FSE) JZ engines
• Ideal for preventative maintenance or cooling system overhaul
• Built to original equipment specifications for durability and reliability

Equivalent / Cross-Reference Part Numbers

AISIN part number WPT-121 is a direct equivalent replacement for the following Toyota genuine water pump part numbers:

• 16100-80009
• 16100-49865
• 16100-49866
• 16100-49867
• 16100-49868

Common Vehicle Applications (Reference)

• Toyota Chaser (X100)
• Toyota Mark II / Mark II Blit (X100 / X110)
• Toyota Cresta (X100)
• Toyota Crown / Crown Majesta (S130 / S150 / S170)
• Toyota Verossa (X110)

Engine compatibility includes:

• 1JZ-GE VVT-i
• 1JZ-FSE
• 2JZ-FSE

Fitment Note:
Vehicle compatibility may vary by chassis code, production date, and engine variant. Please verify fitment using your VIN or frame number before purchase. This listing is provided as a guide only.