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LT4 Pair Black Label Head - 4.125 (+) Bore - For Direct Injection - Stainless Steel or Titanium Valves

Marsoni M251S
Sale price$2095.00
Pay 4 payments of $523.75 a month.Shop Pay
Get it in 3 business days with 1 day shipping. Friday, May 29
LT4 Pair Black Label Head - 4.125 (+) Bore - For Direct Injection - Stainless Steel or Titanium Valves>Download the Cylinder Head Spec Sheet< The Mast Motorsports cylinder head product line is completely manufactured from a raw casting to a finished cylinder head in the USA located in Nacogdoches Texas. Mast refuses to compromise on materials and methods that may jeopardize longevity, performance, and quality. When buying Mast Cylinder heads, you are getting the highest level of quality and performance on the market. Full Send, no compromises, no
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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
4.9 ★★★★★
Based on 543 reviews
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Verified Purchase
Mr Sexy
Dallas, US
★★★★★ 5
Quality
Size: 96158T-2PCS
Worth the money. Quality. Fit good. Easy too install.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on September 21, 2025
A
Verified Purchase
Amazon Customer
Lowell, US
★★★★★ 5
Solenoid replacement
Size: 96158T-2PCS
No changes were needed, fit exactly as the oem. Happy Happy.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on September 10, 2025
S
Verified Purchase
SOmeone
Carnegie, US
★★★★★ 1
Did not work.
Size: 96158T-2PCS
I went to double check that I can read but it says 35hp-275hp and it sure didn’t work on my 200ho mercury so I do not recommend. If you’re on a time crunch don’t push your luck buy OEM like I am doing right after this review.
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Reviewed in the United States on May 13, 2026
F
Verified Purchase
Freddy
West Palm Beach, US
★★★★★ 5
Good price works great
Great product
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 21, 2026
C
Verified Purchase
Chris Crittenden
Lowell, US
★★★★★ 5
Amplifier
Works good
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 29, 2026

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