SKU: 65779468402

Manley Chevy LS-1, LS-2 Small Block 1.550 Pro Flo Severe Duty Exhaust Valves (Set of 8)

Sale price$143.10 Regular price$159.00
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Description

Manley Chevy LS-1, LS-2 Small Block 1.550 Pro Flo Severe Duty Exhaust Valves (Set of 8)Proven Fatigue Tests: The Severe Duty? Valves have undergone rigorous fatigue tests. In normal operation, valves experience 20,000 to 25,000 lbs of applied stress. When valves bounce on the seat, this stress soars to 40,000 to 60,000 lbs. Manley exhaust valves, tested at 40,000 psi and 1400? F, impressively endured up to 100,000,000 (one hundred million) cycles. In contrast, competitors' offerings failed after just 100,000 cycles, showcasing a

Proven Fatigue Tests: The Severe Duty? Valves have undergone rigorous fatigue tests. In normal operation, valves experience 20,000 to 25,000 lbs of applied stress. When valves bounce on the seat, this stress soars to 40,000 to 60,000 lbs. Manley exhaust valves, tested at 40,000 psi and 1400?F, impressively endured up to 100,000,000 (one hundred million) cycles. In contrast, competitors' offerings failed after just 100,000 cycles, showcasing a staggering 1000 times better fatigue life.Designed for High Temperature Gasoline Engines: Engineered for superior performance in high-temperature gasoline engines.Chrome Stems and Hard Tips: Incorporating chrome stems and hard tips for enhanced durability and longevity.Optimized Combustion: Swirl polished under head areas and fully machined combustion faces for improved airflow and combustion efficiency.XH-428 for Exhaust: No competitor worldwide offers the exceptional XH-428 as exhaust valve material. It boasts nearly double the ultimate tensile strength at 1500?F compared to the competition's EV-8.NK-844 for Intake: Our intake valve material, NK-844, is equally unmatched, displaying over four times the ultimate tensile strength of the competition's best intake valve material at 1000?F.
Shipping Notes
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Exchange/Return Notes
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SKU: 65779468402

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Nicole
Cuba, US
★★★★★ 4
Good product
Flavor Name: Black Raspberry, Size: 17 Fl Oz (Pack of 12)
Great product for me. Love the flavor.
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Reviewed in the United States on April 25, 2026
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Cheryl Casey
Louisville, US
★★★★★ 5
Excellent choice for water lovers
Flavor Name: Black Raspberry, Size: 17 Fl Oz (Pack of 12)
Really great flavor
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Reviewed in the United States on May 18, 2026
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Valerie
West Palm Beach, US
★★★★★ 5
Tasty good for you beverage
Flavor Name: Black Raspberry, Size: 17 Fl Oz (Pack of 12)
So refreshing and tasty. I gave up Pepsi due to the caffeine and found these so satisfying. The taste is great and just enough fizzy! A great value and the bottle size is good for more than one if you wish. No sugar load and theres vitamins too. The case is 12 bottles and had no leaks or damage! Quick delivery too!
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Reviewed in the United States on February 10, 2026
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Franchesca Landestoy
Waukegan, US
★★★★★ 5
Smooth Daily Brew with Rich Flavor Variety – Easy, Consistent Nespresso Coffee Experience
Flavor Name: Medium and Dark Roast Variety Pack, Size: 10 Count (Pack of 3)
I’ve been using this variety pack for my daily coffee, and it’s been a really convenient way to switch between different roasts without thinking too much about it. What I like most is the consistency in flavor and brew quality. Every pod comes out smooth, and the taste is balanced whether I go for a medium roast or something darker. The darker ones feel stronger and more intense, while the medium roasts are a bit lighter and easier for everyday drinking. The 7.8 oz size is perfect for a fuller cup, especially in the morning when I don’t want anything too small. It brews quickly, which makes it great for busy days. One thing I noticed is that the variety helps if you don’t want to commit to just one roast you can rotate depending on your mood. Overall: reliable, easy, and a good mix of flavors for everyday coffee without any hassle
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Reviewed in the United States on April 24, 2026
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oliviaxwiest
Belleville, US
★★★★★ 5
Great Variety Pack for Everyday Coffee Lovers
Flavor Name: Medium and Dark Roast Variety Pack, Size: 10 Count (Pack of 3)
We buy these on REPEAT! This Medium and Dark Roast variety pack is a great mix of flavors and strengths, so it’s easy to switch things up depending on the day. The coffee tastes smooth, rich, and high quality, and every pod brews consistently with a great cream. Perfect option if you like trying different blends or want variety without buying multiple boxes. Caffeine content is TOP NOTCH.
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Reviewed in the United States on May 28, 2026

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