★★★★★ 5
Great product
Size: 5 FT, Style: 0 (1/0) AWG RED
Good quality cable.
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Reviewed in the United States on February 1, 2026
Corvette Belt. Water Pump/Idler - 327 SB 365hp - Reproductn - GM# 3845643: 1964
Marsoni
M251S
Get it in 3 business days with 1 day shipping.
Friday, May 29
Corvette Belt. Water Pump/Idler - 327 SB 365hp - Reproductn - GM# 3845643: 1964For the 1964 Corvette, this Corvette Belt for Water Pump Idler is a faithful reproduction designed specifically for the 327 smallblock (327 SB) with 365hp. Carrying GM# 3845643, its built to align with the original factory drive under the hood, ensuring the water pump and idler pulley operate with authentic timing and tension. Why this matters for your restoration or maintenance project: authentic fitment minimizes fitment issues and keeps the engine
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Exchange/Return Notes
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4.7 ★★★★★
Based on 193 reviews
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Product Reviews
★★★★★ 5
89 mercruiser works fine
The mounting bracket was a little smaller than orginal, but no big deal, just drilled new hole in mounting plate. Solved my starting problem
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Reviewed in the United States on May 20, 2023
★★★★★ 5
Direct replacement
Direct replacement for a failed solenoid on my Larson boat. Easy to install and works as it should.
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Reviewed in the United States on October 3, 2022
★★★★★ 3
Working
Hard to find work great
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Reviewed in the United States on May 14, 2026
★★★★★ 4
Did its job
Got me back onto the water. The mounting holes distances from center to center are less than original equipment. But in a pinch they will do the job.
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Reviewed in the United States on May 29, 2024
