PETERSEN PRODUCTS 146-90175 Expansion Plug Cap 1.63-1.76 150

( Brand: Petersen Products ), ( Manufacturer Part Number: 146-90175 ), ( Part Type: Plug Cap )

Review PETERSEN PRODUCTS Expansion Plug 1.63-1.76 Range 150 Psi Without Cap

Introducing the Petersen 146-90175 Expansion Plug, a crucial component in your automotive engine cooling system. This plug is specifically designed for engines with a coolant capacity between 1.63 and 1.76 gallons, making it an essential addition for certain vehicles or engine configurations.

The Petersen 146-90175 Expansion Plug is meticulously engineered to ensure reliable and efficient engine cooling. Its expanded design allows for the accommodation of coolant expansion without compromising the structural integrity of the cooling system. There's no need to worry about the hassle and potential damage of manually venting the cooling system when temperatures rise.

This expansion plug boasts a robust 150-cap design, which not only enhances its overall strength but also provides a secure sealing surface for the cooling system. The cap is engineered to withstand the rigors of prolonged use, ensuring uninterrupted cooling performance.

The Petersen 146-90175 Expansion Plug is manufactured to meet the highest standards of quality and durability. Its precise engineering and meticulous production process guarantee a perfect fit and seamless integration with your engine cooling system. The plug is also resistant to corrosion and wear, ensuring long-lasting performance and minimal maintenance requirements.

Installing the Petersen 146-90175 Expansion Plug is a simple process that can be accomplished in just a few steps. The plug is designed to be easily replaceable, allowing you to quickly address any issues and maintain optimal engine cooling performance.

In summary, the Petersen 146-90175 Expansion Plug is an indispensable component in your engine cooling system, providing reliable and efficient cooling performance for engines with a coolant capacity between 1.63 and 1.76 gallons. Its robust 150-cap design, expanded design for accommodating coolant expansion, and resistance to corrosion and wear make it a valuable addition to your vehicle.

Pros and Cons of Buying Petersen 146-90175 Expansion Plug (1.63-1.76, 150 cF)

a. Compatibility: This expansion plug is designed to fit most automotive applications with a 1.63-1.76 inch (41.4-44.5mm) I.D. coolant hose and a 150 cF capacity.

b. Durability: Petersen expansion plugs are known for their high-quality materials and robust construction, ensuring long-lasting performance.

c. Leak-Free: Sealed O-ring design helps prevent coolant leaks, ensuring that the coolant system remains sealed and efficient.

d. Easy Installation: Simply push the expansion plug into the hose and secure it with a hose clamp.

a. Cost: Compared to some off-brand alternatives, the Petersen expansion plug may be more expensive.

b. Limited Capacity: This specific expansion plug has a 150 cF capacity, which may not be suitable for larger cooling systems.

The Petersen 146-90175 Expansion Plug (1.63-1.76, 150 cF) offers several advantages, such as compatibility, durability, leak-free design, and easy installation. However, it may not be the most cost-effective option and may not provide enough capacity for larger cooling systems.

If you're looking for a high-quality expansion plug for a standard automotive cooling system with a 1.63-1.76 inch (41.4-44.5mm) I.D. hose, the Petersen 146-90175 Expansion Plug (1.63-1.76, 150 cF) is an excellent choice due to its compatibility, durability, leak-free design, and easy installation. However, if you have a larger cooling system or are looking for a more cost-effective alternative, you may want to consider exploring other options.

Details:

Max 1.76 45mm, DOA. Material, Body Carbon Steel, Plated. PETERSEN PRODUCTS 146-90175 EXPANSION PLUG 1.63-1.76 RANGE 150 PSI W/O CAP - New original packaging. By-Pass 3/8 MNPT, Flow Through Cap Type Not Included, Country of Origin USA, DOA.

1 Lb 0.45 Kg, Internal to Pipe Plug, Temperature Max.

part #: 14690175 price

• $209.95

specifications generatormac:

• brand: Petersen Products
• mpn: 146-90175
• part type: Plug Cap

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• credit card: Mastercard
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general generatormac:

• Business Industrial > Light Equipment Tools > Generator Parts Accessories
• condition: New

offer generatormac:

• options: Ship-to-home
• sold: 0
• started: May 15, 2026
• quantity: 1
• availability: In Stock

shipping generatormac:

• class: Standard
• transit: 5-12 Days
• type: Calculated
• service: USPS Ground Advantage
• carrier: USPS
• cost: $8.13

returns generatormac:

• time: 30 Days
• policy: Returns Accepted
• method: Money back
• paid by: Buyer

seller generatormac:

• city: Eureka, Kansas
• # reviews: 2127
• rating: 100.0%

Petersen Products 146-90175 Is Similar To:

• Petersen Products 146-90138 Expansion Plug 1.26-1.39 Range 200 Psi Without Cap (91% similar) Material, body carbon steel, plated. Max 1.39 35MM, DOA. By-pass 1/4 Mont, flow through cap type not included, country of origin USA, DOA. Petersen Products 146-90138 expansion plug 1.26-1.39 range 200 psi w/o cap - new original packaging. 1 lb 0.45 kg, internal to pipe plug...(May 15th, 2026)