


LS 3/4" Water Pump to 5/8" Press in Hose Barb Fitting
Marsoni
M251S
Get it in 3 business days with 1 day shipping.
Friday, May 29
LS 3/4" Water Pump to 5/8" Press in Hose Barb FittingLS . 750" to . 625" Heater Core Return Press In Fitting Made in Wichita, Kansas from 6061 T6, USA produced billet aluminum Fits in large heater core port on the water pump Converts the 3 4" bore to a 5 8" hose barb, which allows for aftermarket heater cores that have dual 5 8" inlet and outlet hoses, such as vintage air brand Compatible with all GM LS series water pumps Includes: 1 press in fitting *picture is not of actual part, just for reference
Quick Dispatch:
Your LS 3/4" Water Pump to 5/8" Press in Hose Barb Fitting orders ship within 1-2 business days.
Delivery Options:
- Standard: 3-7 business days
- Fast: 2-3 business days
- Express: 1-2 business days
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Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
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4.7 ★★★★★
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Product Reviews
★★★★★ 5
2017 honda civic
fits perfectly on my 2017 honda civic and easy to install. its an above average filter as well.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 18, 2026
★★★★★ 5
Top of the line high quality
Top of the line great filter
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Reviewed in the United States on March 24, 2026
★★★★★ 4
Good fit works well, once I figured installation
Does not show air flow direction
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Reviewed in the United States on January 22, 2026
★★★★★ 5
Good product
Excellent product, fast delivery, good price. I would recommend this company.
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Reviewed in the United States on February 8, 2026
★★★★★ 5
Fits Honda clarity
Easy and correct fit for Honda clarity
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Reviewed in the United States on May 26, 2026
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