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Drag Race and Marine 1.525 Valve Spring Kit - Solid Roller LSX - Polished

Marsoni M251S
Sale price$810.50
Pay 4 payments of $202.62 a month.Shop Pay
Get it in 3 business days with 1 day shipping. Friday, May 29
Drag Race and Marine 1.525 Valve Spring Kit - Solid Roller LSX - Polished1. 525 OD Fully Polished Dual Drag Race Valve Spring & Titanium Retainer Kit Utilize all the valve spring space that Mast Motorsports Cylinder heads offer! Choose the dual drag race valve spring kit that pros use. Mast Motorsports designs all of its cylinder heads to accommodate a professionally sized racing valve spring. No more trying to cram a valve spring into your LS spring pocket, which may prove to be inferior. Kits Comes Complete & ready to
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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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4.9 ★★★★★
Based on 2450 reviews
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Verified Purchase
Nick Holt
Pawtucket, US
★★★★★ 5
Good product!
Size: 500 Amp
Works great!
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 12, 2026
M
Verified Purchase
Marque
Battle Creek, US
★★★★★ 5
Great fuse box
Size: 500 Amp
Easy installation takes a lot of power got it in 2 evls and a big bass 3k holding great
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on October 31, 2025
C
Verified Purchase
Charlie H.
New York, US
★★★★★ 3
Screw over tight during assembly
Size: 500 Amp
The screws that hold the block to the plastic make sure there not over tight the block will fall off the plastic easily
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on January 23, 2026
H
Verified Purchase
Hedra Soliman
Draper, US
★★★★★ 5
Not M-ANL
Size: Single, Style: 1-Way 200A Fuse, Color: Square ANL Fuse Holder
good quality, fit and finish my only issue and why i returned it is because it is an F-ANL fuse hlder and not a mini ANL
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Reviewed in the United States on February 2, 2026
D
Verified Purchase
Diego Armando Mentado Resendiz
Phoenix, US
★★★★★ 5
buena
Size: Single, Style: 1-Way 200A Fuse, Color: Square ANL Fuse Holder
es de gran uso, me sirvió para lo que necesitaba y es de buena calidad, lo recomiendo y sirve para camionetas grandes.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on September 26, 2025

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