SKU: 99367044386

Sierra MerCruiser 3" Exhaust Riser Elbow MC-20-55538 98504A3 18-1970-1 18-1970-2

$154.30 $171.44
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Ships within 48 hours · Estimated delivery Jul 27 - Aug 1

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For Your Every Summer RSVP, with Code: SUMMER15

Description

Sierra MerCruiser 3" Exhaust Riser Elbow MC-20-55538 98504A3 18-1970-1 18-1970-2Sierra replacement 3" Exhaust elbow for MerCruiser MerCruiser 175 205 GM 229 262 CID V6 (1983+) MerCruiser 200 320 GM 305 350 377 CID V8 Small Block (1983+) MerCruiser 330 370 GM 454 502 CID V8 Big Block (1981+) Comparable Part Numbers: MerCruiser: 98504A3 Osco: 8503A GLM: 51110 Barr Marine: MC 20 55538 Sierra: 18 1970 1 SPECS MPN: 18 19701 MPN: 18 19701

Sierra replacement 3" Exhaust elbow for MerCruiser

MerCruiser 175-205 GM 229/262 CID V6 (1983+)

MerCruiser 200-320 GM 305/350/377 CID V8 Small Block (1983+)

MerCruiser 330-370 GM 454/502 CID V8 Big Block (1981+)

Comparable Part Numbers:
 • MerCruiser: 98504A3
 • Osco: 8503A
 • GLM: 51110
 • Barr Marine: MC-20-55538
 • Sierra: 18-1970-1

SPECS

MPN:
18-19701
MPN:
18-19701
Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
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
SKU: 99367044386

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4.2 ★★★★★
Based on 11 reviews
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P
Verified Purchase
Pamela Osborne
Bozeman, US
★★★★★ 5
Good quality stuff
Color: Blue, Size: Large
Great, looking shirt fits well. Great price great company. Great workmanship is the place for shopping at.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on June 4, 2026
O
Verified Purchase
Olga Torres
Alexandria, US
★★★★★ 5
Buena relación calidad - precio .talla L
Color: Blue, Size: Large
Buena calidad - precio , son suaves , se ven modernas , te sirve para el trabajo o una salida ocasional . 5.7 , 165 lbs talla L
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Reviewed in the United States on May 18, 2026
A
ADD TO CART
Louisville, US
★★★★★ 4
Quality meets style
Color: White, Size: Large, Color: White, Size: Large
This is an Oxford button-down dress shirt that is a great example of quality craftsmanship paired with classic style. The 50% polyester and 50% cotton fabric has a nice substantial weight to it that feels durable without being too heavy, making it perfect for a polished summer look. The detailed design around the collar adds a subtle touch of casual sophistication, and the chest pocket keeps it practical and versatile. The construction is impressive, with securely attached buttons that reinforce the overall sense of durability. I also appreciated the inclusion of two extra button which is a thoughtful and useful addition. The size large did run a bit snug so I’ll be ordering the next size up. This is a well-made shirt, of a quality-feel material. This brand continues to deliver on both quality and style, and the price feels more than fair for what you’re getting. Overall, a very nice summer dress shirt that I’d gladly recommend.
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Reviewed in the United States on March 30, 2026
J
Verified Purchase
Jim Schuster
Cuba, US
★★★★★ 3
Good quality but need to be aware.
Color: White, Size: XX-Large
Good quality but know Sizes run small so size up when ordering if you are a US customer. Also chest is tight even when sizing up.
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Reviewed in the United States on June 2, 2026
L
Verified Purchase
Lindsay
Los Angeles, US
★★★★★ 5
Upsize
Color: Pink, Size: XX-Large
Knowing to upsize before I bought the shirt was a good thing to know. Otherwise, it is a very nice shirt
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Reviewed in the United States on April 30, 2026

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