Availability
MERCURY Engine Expansion Plugs
Showing In Stock Items. Show All 21 Items.
Expansion Plugs, Steel, Diameter 2.015 in., Various, Each
Part Number: RNB-555-069
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Expansion Plugs, Steel, Diameter 1.513 in., Various, Each
Part Number: RNB-555-077
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Brass Cup Expansion, Plug, 35.21mm Outside Diameter, Each
Part Number: RNB-565-093
Not Yet Reviewed
Estimated Ship Date: Feb 20, 2026 if ordered today
Estimated Ship Date: Feb 20, 2026 if ordered today
Expansion Plugs, Brass, Diameter 1.260 in., Ford, Mercury, Each
Part Number: RNB-565-024
Not Yet Reviewed
Estimated Ship Date: Feb 23, 2026 if ordered today
Estimated Ship Date: Feb 23, 2026 if ordered today
Truck / SUV
Jeep®
Restoration
Stock Replacement
Late Model Muscle
Tools
Gifts, Clothing, & More
Circle Track
Street Rod
Powersports
Paint & Body
Marine
Jr Dragster