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Vehicle Info NeededMELLINGPART NUMBER: 689-MOGP-100HP
MOGP-100HP Stock Replacement Oil Galley Plug GEN 3 & 4 GM LS
$2399
Ships on 11/16/2026
Lowest Price GuaranteeOil Galley Plugs
Stock Replacement Oil Galley PlugGEN 3 & 4 GM LS
Melling MOGP-100HP Features:
Made in U.S.A. Melling performance provides oil galley plugs for LS engine block rebuilds and repairs. Our dual o-ring oil galley improve oil flow and pressure in the engine block where needed, as well as act as an added barrier to block dirty oil from bypassing the filter. Melling performance oil galley plugs are manufactured from billet aluminum to outperform stock replacement oil galley plugs to get the most performance and protection out of your engine.
- 2.54 Inchs Long
- Double O-Ring Design To Reduce Oil Bypass
- Black anodized billet 6061-T6 aluminum
- Improves Oil Flow, Oil Pressure, And Completely Blocks Dirty Engine Oil From Bypassing The Filter
- Attachment Type: Press Fit
- Color: Black
- Depth: 2.53 in.
- Diameter: 0.625 in.
- Material: Billet Aluminum
- Melling expansion plugs will not rot out, like lower cost steel ones. Your new engine assembly deserves the best. Don't get stuck trying to replace a leaking steel expansion plug behind a motor mount a year or two from now! These kits include all of the necessary external block expansion plugs for one complete engine.
Part TypeOil Galley Plug
Product LineMelling Expansion Plug Kits
BrandMELLING
Package Height2.05
Package Width3.55
Package Length5.05
Weight0.09 PG
Part CategoryReplacement Parts
ColorBlack
Attachment TypePress Fit
MaterialBillet Aluminum
Part FitmentDirect Fit
Diameter0.625 in.
Depth2.53 in.
Vendor Part NumberMOGP-100HP
Package Qty1
Package TypeEA
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Some parts are not legal for use in California or other states with similar laws / regulations
