


Mercury 150 Hp '83-'91 6 Cyl (Bottom Guided) Rebuild Kit - .020 3.145" 100-50-12
Marsoni
M251S
Get it in 3 business days with 1 day shipping.
Friday, May 29
Mercury 150 Hp '83-'91 6 Cyl (Bottom Guided) Rebuild Kit - .020 3.145" 100-50-12Mercury 150 Hp 83 91 6 Cyl (Bottom Guided rod #636) Power Head Rebuild Kit . 020 OVER SIZE ONLY 3. 145" This kit meets or exceeds OEM specifications Kit includes everything you need to re build your outboard engine. 6 Brand New High Quality WSM Pistons, 6 rings, pins and clips, complete gasket kit, 6 each upper, center, lower main crank bearings, 6 upper and lower rod bearings and 12 rod bolts. Piston OE # 7441A3, 7441A9, 7441A36, 7441T36, 7442A3,
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4.0 ★★★★★
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Product Reviews
★★★★★ 5
Great product
Size: 3 mm 4.5 mm 6 mm Tire, Number of Items: 3
These bits are great. We use them every day e when patching or plugging tires. Having multiple sizes helps us match the bit to the patch we use.
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Reviewed in the United States on April 17, 2026
★★★★★ 5
Easy on the hands
Size: 3 mm 4.5 mm 6 mm Tire, Number of Items: 3
These make it much easier to ream tires that have been punctured. It takes the stress off of your hands, forearms and elbows especially when you’re plugging higher ply tires.
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Reviewed in the United States on November 14, 2025
★★★★★ 5
Handy Tool for Frequent Flat Tire Repairs
Size: 3 mm 4.5 mm 6 mm Tire, Number of Items: 3
Good quality and easy to use. As someone involved in emergency services, we deal with flat tires often, and this tool has been really helpful. The bits are sharp, durable, and make the repair process quicker and cleaner. Great to keep on hand for regular use or in a roadside kit.
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Reviewed in the United States on August 14, 2025
★★★★★ 5
Tire repair done right
Size: 3 mm 4.5 mm 6 mm Tire, Number of Items: 3
Works well, for my high volume automotive repair store.
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Reviewed in the United States on August 28, 2025
★★★★★ 5
Makes For Quiet Rides
Model: 10 SqFt(0.95 SqM)
Comparable quality and performance to name brand competitor. It sticks on strong, easy to apply, and does make a difference in sound reduction. Turn your hollow shell sounding vehicle panels into solid sounding walls.
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Reviewed in the United States on March 15, 2026
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