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HKS 85-91 Toyota Corolla GTS / 85-89 MR2 Valve Spring Set

Marsoni M251S
Sale price$180.00
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HKS 85-91 Toyota Corolla GTS / 85-89 MR2 Valve Spring SetSKU: 2201 RT004 UPC: 4957266642122 HKS 85 91 Toyota Corolla GTS 85 89 MR2 Valve Spring Set HKS Valve Spring Set 2201 RT004 upgrades the 4A GE 16 valve DOHC engine in 1985 1991 Toyota Corolla GTS models and 1985 1989 MR2. These springs maintain valve control at revs exceeding 8500 RPM to eliminate float during aggressive driving or racing. Direct replacement design works with stock or aftermarket cams up to 11mm lift for reliable power gains. Key
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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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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
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Reviewed in the United States on April 3, 2026
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Gary H.
Fort Morgan, US
★★★★★ 5
It fits perfectly.
Great replacement and a very good price.
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Reviewed in the United States on January 17, 2026
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Amazon Customer
Massapequa, US
★★★★★ 5
Nice and a good price.
Fit our F250 Diesel well.
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Reviewed in the United States on November 10, 2025
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Rick
Waukegan, US
★★★★★ 5
Great fitment
Nice fitment
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Reviewed in the United States on December 15, 2025
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Lauren Drennan
Lexington, US
★★★★★ 2
F250 cabin filter change
Too thick. Air flow decreased significantly which is terrible in the AZ heat!
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Reviewed in the United States on July 27, 2025

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