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Racing Rotary Premix
Racing Rotary Premix
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Racing Rotary Premix

Marsoni M251S
Sale price$10.44
Pay 4 payments of $2.61 a month.Shop Pay
Get it in 3 business days with 1 day shipping. Friday, May 29
Racing Rotary PremixPre mixing is recommended for all rotary vehicles including those with a functioning oil metering pump. The OMP is a single point of failure, and the apex and side seals benefit from the additional direct lubrication that premix provides. Idemitsu Racing Rotary Premix is formulated specifically for rotary fuel lubrication. Not for use with alcohol based fuels such as E85. Recommended Premix Ratios With OMP: 0. 5oz per gallon Without OMP: 12oz per
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  • 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.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
4.8 ★★★★★
Based on 754 reviews
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Product Reviews
A
Verified Purchase
Amazon Customer
Houston, US
★★★★★ 5
Noticeable scent difference compared to factory standard
Smells clean for months. We are mainly gravel roads and these cabin filters do a great job
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 3, 2026
G
Verified Purchase
Gary H.
Louisville, US
★★★★★ 5
It fits perfectly.
Great replacement and a very good price.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on January 17, 2026
A
Verified Purchase
Amazon Customer
San Leandro, US
★★★★★ 5
Nice and a good price.
Fit our F250 Diesel well.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on November 10, 2025
R
Verified Purchase
Rick
Draper, US
★★★★★ 5
Great fitment
Nice fitment
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on December 15, 2025
L
Verified Purchase
Lauren Drennan
Port Orchard, US
★★★★★ 2
F250 cabin filter change
Too thick. Air flow decreased significantly which is terrible in the AZ heat!
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on July 27, 2025

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