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Lingenfelter Performance Engineering DOD Delete Blind Sealing Plugs

DOD delete blind sealing plugs are used in GM Gen IV and V V8 engine blocks that will not be using Active Fuel Management (AFM), Displacement On Demand (DOD), or the AFM/DOD lifters. To close the oil flow passages in the block and prevent a significant internal oil leak causing low oil pressure, Lingenfelter Performance Engineering DOD delete blind sealing plugs are essential. Made from high-quality M8 alloy aluminum they are built to be reliable and last.

4.53 out of 5 stars ( 17 )

$22.75

Derale Oil Galley Bypass Plugs

From the leader in performance cooling, Derale oil galley bypass plugs for Gen III and IV LS engines helps improve flow, oil pressure, and completely block dirty engine oil from bypassing the filter with a triple O-ring design. A direct replacement for the plastic OEM barbell plug, they are made from 6061 T-6 billet aluminum and black anodized. Derale plugs have three preinstalled Viton® O-rings and threaded #6-32 holes for easy installation.

4.6 out of 5 stars ( 5 )

$21.49

Melling Freeze Plugs

Seal up the casting core holes in your engine block and heads with Melling freeze plugs. They're manufactured from a variety of quality materials—such as brass, steel, and stainless steel—and offered in different diameters and depths to fit your specific application. These expansion plugs help protect against cracks caused by the pressure of frozen coolant and in regular operation will ensure that all vital fluids stay in the engine, where they belong. They are available for a wide range of makes and models, and can be ordered individually or in a multi-piece kit.

4.58 out of 5 stars ( 168 )

$22.99

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$27.99

Melling Oil Galley Barbell Plugs

Melling oil galley barbell plugs are quality replacements for the galley barbell plugs on your LS engine. These oil diverter valves fit in the back of your LS engine block and are essential to the oil pressure circuit. You don't want to overlook the little things for an enduring repair or build, so don't forget to order a Melling oil galley barbell plug.

5.0 out of 5 stars ( 3 )

$25.99

Philadelphia Racing Products Oil Cooler Block-Off Kits

Philadelphia Racing Products oil cooler block-off kits close off your factory oil cooler, and give you the availability of a pressure port for your gauges. Machined from 6061 billet aluminum, anodized black for corrosion protection, and fitted with an O-ring for secure sealing, PRP block-off plates are offered with or without a 1/8 in. NPT port.

Not Yet Reviewed

$22.99

Stage 8 Locking Side Cover Bolt Kits

Strengthen the side cover of your Briggs and Stratton engine using Stage 8 locking side cover bolt kits. They're manufactured from premium Grade 8 steel, so you won't have to worry about them breaking under pressure.