Dorman Autograde Brass Cup Expansion Plug 1-1/2 Inch for 1947-1950 Chevrolet GMC 565-028
Dorman Autograde Brass Cup Expansion Plug 1-1/2 Inch for 1947-1950 Chevrolet GMC 565-028
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Need help with a return? Request authorization within 30 days of delivery for eligible unused, uninstalled items. See details for exclusions and applicable fees.
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Request return authorization (RMA) within 30 days of delivery for eligible items. Keep items unused and uninstalled, with original packaging and accessories. Electronics, liquids, special orders and other categories are excluded.
Email sales@frsport.com with RETURN and your order number in the subject to request an RMA. Please wait for return authorization before sending your item back.
Wrong part/size or change of mind: a 20% return processing fee applies, plus applicable shipping costs.
Original shipping is non-refundable. For orders shipped free, the actual outbound shipping cost is deducted from the refund. Return shipping is prepaid by the customer.
After payment capture, cancellations and refunds generally incur a 5% processing fee, except for our error, confirmed defects or confirmed carrier loss. The 5% and 20% fees do not stack; only the greater applicable fee applies. Store credit waives the 5% fee, but applicable return fees remain.
Missing, incorrect or transit-damaged items: report within 3 business days of receipt with photos of the product and packaging.
For defective items, contact us for help with the manufacturer's warranty process. The manufacturer decides the claim.
Specifications
Product details shared across all variants.
- Product type
- Engine Expansion Plug
- Category
- Motor Vehicle Engine Parts
- Item condition
- New
- Manufacturer type
- Aftermarket
- Shipping dimensions (L × W × H)
- Shipping weight
- 1.0 lb
- Barcode
- 019495565284
Billable shipping weight; may include dimensional weight.
Brass cup expansion plug 1-1/2 inch for 1947-1950 Chevrolet and GMC engines used to replace worn or leaking original freeze plugs.
Built to meet the manufacturer's design intent for reliable service using quality brass materials engineered for dependable performance in classic vehicle applications.
Key Features
- Constructed from durable brass for corrosion resistance
- Dimensions: 1-1/2 inch diameter with 0.420 inch height
- Designed to match original equipment form and fit
- Validated through testing for daily driving demands
- Sold as a 10-piece pack for complete engine service
- Direct replacement for Pioneer part number EPC-30-B
Benefits
- Restores proper sealing to prevent coolant leaks
- Reduces risk of repeat repairs with long-lasting materials
- Ensures smoother installation with precise OE specifications
- Helps maintain optimal engine operating temperature
- Provides confidence with over a century of automotive expertise
- Cost-effective solution for vintage vehicle maintenance
Application
Ideal for owners restoring or maintaining classic Chevrolet and GMC trucks and cars from the late 1940s and early 1950s requiring reliable engine block sealing components.
Fitment Notes
- Compatible with 1947-1950 Chevrolet models
- Compatible with 1950 GMC models
- Verify engine block requirements before installation
Why Choose Dorman - Autograde?
- Dorman parts are engineered as direct-fit replacements designed to match OE form fit and function
- Built with quality materials and validated through testing to stand up to daily driving demands
- Backed by a team of product experts in the United States and more than a century of automotive experience
What's in the Box
- 10 Piece set of brass cup expansion plugs
Item Dimensions
- Package: 3.7in x 2.4in x 2.2in
- Weight: 0.6lbs
