Mercury & Mariner Outboard Connecting Rods

Mercury & Mariner 2-Stroke Outboard Connecting Rods

Discover a full lineup of OEM‑quality connecting rods designed specifically for Mercury & Mariner outboard engines, tailored for 2‑stroke internal engine rebuilds. Choose from brands such as Pro Marine, Red Rhino, Sierra, and WSM. Whether you're replacing a worn-out rod or a marina stocking up for future rebuilds, our parts deliver reliable performance and fast shipping across the U.S.

New Pro-Marine / Mercury Chatfield 280 HP High Performance Big I Beam Connecting Rod OEM # 625-847522A9
New OEM Mercury & Mariner 3.0L Connecting Rod OEM # 647-822373A09

MSRP:

Was:

Now: $595.95

Add to Cart
Reconditioned Mercury & Mariner V6 Bottom Guided Connecting Rod OEM # 636-8119A6

MSRP:

Was:

Now: $79.00

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New Pro Marine / Mercury & Mariner 3.0L Connecting Rod OEM # 647-822373A09

MSRP:

Was:

Now: $109.95

Add to Cart
Pro Marine

New Pro Marine / Mercury & Mariner V6 2.5L Optimax Large Pin Connecting Rod OEM # 600-877853A04, & 600-877853A2

MSRP:

Was:

Now: $365.00

Add to Cart
Red Rhino

New 1991 & Up Mercury & Mariner 2.0/2.5L Top Guided Connecting Rod OEM # 644-818141A2

MSRP:

Was:

Now: $175.37

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Red Rhino

New Red Rhino / Mercury & Mariner L3/L4 Top Guided Connecting Rod OEM # 646-818846T6

MSRP:

Was:

Now: $175.37

Add to Cart
Red Rhino

New Red Rhino / Mercury & Mariner L3/L4 Bottom Guided Connecting Rod OEM # 638-9002A6

MSRP:

Was:

Now: $189.90

Add to Cart
New Pro Marine / Mercury & Mariner 2 Cylinder 2-Stroke 15-25 HP Connecting Rod OEM # 630-8835A4

MSRP:

Was:

Now: $279.99

Add to Cart
Red Rhino

New Red Rhino / Mercury & Mariner 3 Cylinder 40-60 HP Connecting Rod OEM # 640-9612A6

MSRP:

Was:

Now: $188.87

Add to Cart
WSM

New WSM / Mercury 1987-2004 70-125 HP L3 & L4 Top Guided Outboard Connecting Rod OEM # 646-818846A 3

MSRP:

Was:

Now: $98.67

Add to Cart
WSM

New WSM / Mercury 1987-1993 75-115 HP L3/L4 Bottom Guided Outboard Connecting Rod OEM # 638-9002A2

MSRP:

Was:

Now: $98.67

Add to Cart

New Pro-Marine / Mercury Chatfield 280 HP High Performance Big I Beam Connecting Rod OEM # 625-847522A9

This listing is for a New Pro-Marine / Mercury Chatfield 280 HP High Performance Big I Beam Connecting Rod. Replaces OEM # 8M0084786, 818141A3, 818141A4, 818141A5, 818141A6, 818141A7, 847522A6, 847522A7, 847522A9, 625-847522A9. NOTE:...
New OEM Mercury & Mariner 3.0L Connecting Rod OEM # 647-822373A09

This listing is for a New OEM Mercury & Mariner 3.0L Connecting Rod OEM # 647-822373A09 NOTE: Additional parts are available, though not all are listed on this website. If you need additional parts for a rebuild, please email or contact us...

MSRP:

Was:

Now: $595.95

Add to Cart
Reconditioned Mercury & Mariner V6 Bottom Guided Connecting Rod OEM # 636-8119A6

This listing is for a Reconditioned Mercury & Mariner V6 Bottom Guided Connecting Rod OEM # 636-8119A6 NOTE: Additional parts are available, though not all are listed on this website. If you need additional parts for a rebuild, please email or...

MSRP:

Was:

Now: $79.00

Choose Options
New Pro Marine / Mercury & Mariner 3.0L Connecting Rod OEM # 647-822373A09

This listing is for a New Pro Marine / Mercury & Mariner 3.0L Connecting Rod OEM # 647-822373A09. NOTE: Additional parts are available, though not all are listed on this website. If you need additional parts for a rebuild, please email or contact us...

MSRP:

Was:

Now: $109.95

Add to Cart
Pro Marine

New Pro Marine / Mercury & Mariner V6 2.5L Optimax Large Pin Connecting Rod OEM # 600-877853A04, & 600-877853A2

This listing is for a New Pro Marine Mercury/Mariner V6 2.5L Optimax Big Pin Connecting Rod, and will replace OEM No. 600-877853A04 and 600-877853A2. NOTE: Additional parts are available, though not all are listed on this website. If you need additional...

MSRP:

Was:

Now: $365.00

Add to Cart
Red Rhino

New 1991 & Up Mercury & Mariner 2.0/2.5L Top Guided Connecting Rod OEM # 644-818141A2

This listing is for a New Mercury/Mariner 2.0/2.5L Connecting Rod for models from 1992 and up, and will replace OEM No. 644-818141A2. NOTE: Additional parts are available, though not all are listed on this website. If you need additional parts for a...

MSRP:

Was:

Now: $175.37

Choose Options
Red Rhino

New Red Rhino / Mercury & Mariner L3/L4 Top Guided Connecting Rod OEM # 646-818846T6

This listing is for a New Red Rhino / Mercury & Mariner L3/L4 Top Guided Connecting Rod OEM # 646-818846T6. NOTE: Additional parts are available, though not all are listed on this website. If you need additional parts for a rebuild, please email or...

MSRP:

Was:

Now: $175.37

Add to Cart
Red Rhino

New Red Rhino / Mercury & Mariner L3/L4 Bottom Guided Connecting Rod OEM # 638-9002A6

This listing is for a New Red Rhino / Mercury & Mariner L3/L4 Bottom Guided Connecting Rod OEM # 638-9002A6. NOTE: Additional parts are available, though not all are listed on this website. If you need additional parts for a rebuild, please email us...

MSRP:

Was:

Now: $189.90

Add to Cart
New Pro Marine / Mercury & Mariner 2 Cylinder 2-Stroke 15-25 HP Connecting Rod OEM # 630-8835A4

This listing is for a New Pro Marine / Mercury & Mariner 2 Cylinder 2-Stroke 15-25 HP Connecting Rod OEM # 630-8835A4 NOTE: Additional parts are available, though not all are listed on this website. If you need additional parts for a rebuild,...

MSRP:

Was:

Now: $279.99

Add to Cart
Red Rhino

New Red Rhino / Mercury & Mariner 3 Cylinder 40-60 HP Connecting Rod OEM # 640-9612A6

This listing is for a New Red Rhino / Mercury & Mariner 3 Cylinder 40-60 HP Connecting Rod, which will replace OEM No. 640-9612A6. NOTE: Additional parts are available, though not all are listed on this website. If you need additional parts for a...

MSRP:

Was:

Now: $188.87

Add to Cart
WSM

New WSM / Mercury 1987-2004 70-125 HP L3 & L4 Top Guided Outboard Connecting Rod OEM # 646-818846A 3

New WSM Mercury 75-125 HP L3 and L4 top guided connecting rod. Replaces OEM part numbers: 646-818846A 3, 646-818846T 6, 818846T 6, 818846A 3. Will fit the following motors: Mercury EL 70 1988Mercury EL 70 1989Mercury ELH 70 1988Mercury ELH 70...

MSRP:

Was:

Now: $98.67

Add to Cart
WSM

New WSM / Mercury 1987-1993 75-115 HP L3/L4 Bottom Guided Outboard Connecting Rod OEM # 638-9002A2

New WSM Mercury 75-115 HP L3 and L4 bottom guided connecting rod. replaces OEM part numbers 638-9002A2, 638-9002A4, 638-9002A6. Will fit the following: Mercury ELH 75 1989Mercury ELH 75 1990Mercury ELHPTO 75 1988Mercury ELHPTO 75 1989Mercury ELHPTO 75...

MSRP:

Was:

Now: $98.67

Add to Cart

Mercury & Mariner 2-Stroke Outboard Connecting Rods

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