GM 39-67128 Piston Ring Set Alpha Bravo 671283967128 .030

( Brand: Gm ), ( Part Type: Ring Piston ), ( UPC: 671283967128 )

Review GM 67128 .030 Os Piston Ring Set Alpha Bravo fits MERCRUISER

Introducing the GM Parts 67128 / 39-67128 / 030 piston ring set, specifically designed for use in Mercruiser Alpha and Bravo engines. This premium piston ring set is an essential component for maintaining the optimal performance and longevity of your marine engine.

The kit includes a complete set of piston rings, each engineered with precision to ensure a perfect fit and seal within the engine cylinder. The rings are manufactured from high-quality materials, ensuring superior strength, durability, and resistance to wear and tear.

The top compression ring is designed to provide maximum sealing and compression, while the second compression ring ensures optimal piston-to-cylinder contact for efficient power transfer. The oil control ring is specifically engineered to control oil consumption and prevent excessive oil consumption. Each ring is precisely measured and manufactured to meet or exceed OEM specifications.

Installing the piston rings is made easy with the included installation tool, designed to simplify the process and ensure proper ring installation. The tool is compatible with most Mercruiser Alpha and Bravo engines, making it a versatile and convenient addition to your engine maintenance toolkit.

By choosing the GM Parts 67128 / 39-67128 / 030 piston ring set, you're investing in the long-term health and performance of your Mercruiser Alpha or Bravo engine. This high-quality piston ring set is backed by GM's commitment to excellence and is designed to provide you with the peace of mind that comes with knowing your engine is running at its best.

In summary, the GM Parts 67128 / 39-67128 / 030 piston ring set is an essential upgrade for any Mercruiser Alpha or Bravo engine. With its precision engineering, high-quality materials, and easy installation, this piston ring set is the smart choice for boat owners who demand the best from their engines.

Pros and Cons of Buying GM 67128 39-67128 030 Piston Ring Set for Mercruiser Alpha/Bravo

a. Designed specifically for Mercruiser Alpha and Bravo engines, ensuring a perfect fit.

b. Made by General Motors, a reputable automotive manufacturer, which can instill confidence in the product's quality.

c. The set includes both the compression and oil control rings, saving customers the hassle of purchasing them separately.

d. The piston rings are engineered to provide excellent sealing, reducing the risk of oil leaks and combustion chamber blow-by.

e. The set is manufactured to meet or exceed OEM specifications, ensuring optimal engine performance and longevity.

a. This piston ring set is more expensive than some aftermarket alternatives, which may not offer the same level of quality.

b. The installation process can be time-consuming and requires specialized tools, potentially adding to the overall cost.

c. Depending on the specific engine model, this piston ring set may not be suitable for use with aftermarket engine modifications.

d. Some customers have reported that the piston rings may require a "break-in" period to function optimally, which could result in temporary performance issues.

The GM 67128 39-67128 030 Piston Ring Set for Mercruiser Alpha and Bravo engines offers several advantages, including a perfect fit, excellent sealing capabilities, and a reputation for quality. However, its higher cost and potentially complex installation process are potential drawbacks. Ultimately, the decision to purchase this piston ring set comes down to the individual's priorities and budget.

For boat owners who prioritize optimal engine performance, excellent sealing, and the peace of mind that comes with using a reputable brand, the GM 67128 39-67128 030 Piston Ring Set is a strong recommendation. However, those who are budget-conscious and comfortable with potential installation challenges may want to explore aftermarket alternatives. Regardless of the choice, proper installation and maintenance are essential for maximizing the lifespan and performance of the piston rings.

Details:

Fits: 230 MIE 4 BBL. GM 305 V-8 1981 1986 5907058 THRU 0B522505 MERCRUISER, 260 350 325 427 1969-1972 2278747 3780449 1968-1974 330 454 1977 1981 4623115 6083144 1982 - 1987 6083145 0B816540 1977 1980 5889913 340 W/B/W 1981 - 1987 5889914 0B788365 1974-1976 3780450 4623109 370 TRS 1978 1985 4179554 6721527 1985 - 1987 6721528 0B714586 400 1980 1986 0B457644 420 1987 1989 0A398941 0B622418 RACE STERNDRIVE, 425 GEN. Related Part Numbers: 49173, 66214, F328541. Condition: New. New factory part.

MPN: 39-67128. Mercury part number: 39-67128, GM Piston Ring Set .030 OS, This piston ring set is for use on some Mercruiser stern drive engines.

part #: 671283967128 prices

• $7.99-$34.99

specifications otsterndriv:

• for models: Mercruiser
• brand: Gm
• part type: Ring Piston
• upc: 671283967128

returns otsterndriv:

• policy: Returns Accepted
• time: 30 Days
• paid by: Seller

offer otsterndriv:

• quantity: 1
• availability: In Stock
• best offers: True
• sold: 0
• options: Ship-to-home
• started: May 7, 2026

seller otsterndriv:

• rating: 99.8%
• # reviews: 29950
• city: Green Bay, Wisconsin

payments otsterndriv:

• credit card: Diners-club
• other
• wallet: Google-pay

general otsterndriv:

• condition: New
• Boat Parts > Sterndrive Motors Components > Other

shipping otsterndriv:

• type: Calculated
• service: USPS Ground Advantage, USPS Priority Mail, UPS Ground, UPS Next Day Air Saver
• transit: 4-8 Days
• carrier: USPS, UPS
• class: Standard, Expedited, One-day
• cost: $10.95

Gm 39-67128 Is Similar To:

• 1-1960835 Delco Remy Distributor Housing Gm Inline Cyl Mercruiser Oem Marine (44.1% similar) New old stock...(December 11th, 2018)
• 11-90517 Quicksilver Nut Power Steering Pump Mounting Mercruiser Gm (39.7% similar) New pair of nuts, quicksilver part number this fits many mercruiser and mercury outboard applications...(March 26th, 2019)
• 1397-2128 Mercury Mercruiser Gm Vintage Carb Venturi Cluster Nla (30.1% similar) New factory part, old stock. Includes gasket. Gm 327 v thru mercruiser bbl. Gm 327 v thru mercruiser 225 Mir please compare your part number to ours...(October 23rd, 2018)
• 18-4376 Sierra Timing Cover Gasket Set Mercruiser Gm (44.6% similar) This is a new gasket set in the factory package. This is a direct replacement for mercury part number: 27-34895A2. Up for sale is a new sierra marine timing cover gasket set part number 305 and 350 Gm engines...(October 17th, 2018)
• 18-4386 Sierra Head Gasket Set Mercruiser Gm Cid Eng 030999563491 (35.8% similar) 7l CID Eng with heads earlier contains: timing chain cover gasket OE: x1 intake manifold exhaust x2 elbow mounting x4 lower thermostat housing port dip 27-85817A1 quadrant base to, head end cap fuel pump water oil pan drain plug carb. You can also leave us a message. Ref code: 7l CID Eng w heads: ...(October 11th, 2018)
• 200-8m0084188 220-810843 220-801873 Mercruiser Flywheel Gm Omc (33.6% similar) ...(December 5th, 2018)
• 24-34520 Mercury Mercruiser Gm Stern Drive Valve Spring (33.9% similar) It may show some signs of shelf wear dust dirt scuffs. This part is for use on some mercruiser 110 Gm 153 stern drives from 1963 to 1966 . It is a new oem factory part. JESS-T447C box...(November 18th, 2018)
• 27-11977 Mercury Quicksilver Mercruiser Gm Intake Manifold Gasket Set (33.3% similar) ...(November 22nd, 2018)
• 27-11999 Quicksilver Valve Cover Gasket For Mercruiser Gm (38.1% similar) Related part numbers, 34043CAT-T349B...(October 18th, 2018)
• 27-39255 Quicksilver Intake Manifold Cover Gasket For Mercruiser Gm (36.8% similar) Feel free to call and order...(October 6th, 2018)
• 27-47453a1 Mercury Mercruiser Gm Cylinder Head Gasket Set (31.7% similar) Quicksilver gasket Seth's cylinder head set is for use on some mercruiser Gm in-line 6 Cl stern drive engines. New factory part, not aftermarket...(October 30th, 2018)