300-17981 Xtreme Marine Seal Oil Pan Gasket - Small Block Chevy with
Starboard side Dipstick and
2-piece rear seal (rear seal sold separately)-Sold Each
These Xtreme Marine Seal oil
pan gasket sets are designed for today's performance marine engines that
create excessive amounts of vacuum and pressure in the engine caused by
excessive windage of a wet sump oiling system. These gaskets are
constructed from a high pressure drawn fiber material that offers
excellent strength and superior resistance to blowout.
Sold Each
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300-17982 Xtreme Marine Seal Oil Pan Gasket - Small Block Chevy with
1-piece rear seal (rear
seal sold separately)- Sold Each
These Xtreme Marine Seal oil
pan gasket sets are designed for today's performance marine engines that
create excessive amounts of vacuum and pressure in the engine caused by
excessive windage of a wet sump oiling system. These gaskets are
constructed from a high pressure drawn fiber material that offers
excellent strength and superior resistance to blowout.
Sold Each
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620-45002 Xtreme Series Valve Cover Kit, Polished, 1 Hole Machined with Billet Oil Plug and Bolt Kit (pair)
A number of companies have tried to copy this Hardin Marine cover by building sand cast copies. There's a difference if you look at their wavy, pin holed, porous covers you'll see that the Hardin Marine "XS" Xtreme cover is a beautiful die cast cover with no waves and no blemishes. So if you're looking for the best 1-piece cover this is it. This cover has been specially designed to fit marine Big Block Chevy engine with center rise exhaust. Angling one side of the cover helps to access the 2 lower center bolts while maintaining enough valve cover height to run roller rockers and stud girdles. One of the covers has a billet screw in -16 AN oil fill. Bolt Kit included.
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620-45004 Xtreme Series Valve Cover Kit, Polished, for Dry Sump, with Bolt Kit
A number of companies have tried to copy this Hardin Marine cover by building sand cast copies. There's a difference if you look at their wavy, pin holed, porous covers you'll see that the Hardin Marine "XS" Xtreme cover is a beautiful die cast cover with no waves and no blemishes. So if you're looking for the best 1-piece cover this is it. This cover has been specially designed to fit marine Big Block Chevy engine with center rise exhaust. Angling one side of the cover helps to access the 2 lower center bolts while maintaining enough valve cover height to run roller rockers and stud girdles. Includes Bolt Kit. DRY SUMP APPLICATIONS ONLY. These Valve Covers do not have any oil fill holes.
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620-45003 Xtreme Series Valve Cover Kit, Satin with 1 Holes Machined, with a Oil Plug and Bolt Kit (pair)
A number of companies have tried to copy this Hardin Marine cover by building sand cast copies. There's a difference if you look at their wavy, pin holed, porous covers you'll see that the Hardin Marine "XS" Xtreme cover is a beautiful die cast cover with no waves and no blemishes. So if you're looking for the best1-piece cover this is it. This cover has been specially designed to fit marine Big Block Chevy engine with center rise exhaust. Angling one side of the cover helps to access the 2 lower center bolts while maintaining enough valve cover height to run roller rockers and stud girdles. One of the covers has a billet screw in -16 AN oil fill. Bolt Kit included.
These valve covers come in a raw satin finish, and require preparation for powder coat or painting!
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620-45006 Xtreme Series Valve Cover Kit, Satin, for Dry Sump with Bolt Kit
A number of companies have tried to copy this Hardin Marine cover by building sand cast copies. There's a difference if you look at their wavy, pin holed, porous covers you'll see that the Hardin Marine "XS" Xtreme cover is a beautiful die cast cover with no waves and no blemishes. So if you're looking for the best 1-piece cover this is it. This cover has been specially designed to fit marine Big Block Chevy engine with center rise exhaust. Angling one side of the cover helps to access the 2 lower center bolts while maintaining enough valve cover height to run roller rockers and stud girdles.
These valve covers come in a raw satin finish, and require preparation for powder coat or painting!
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620-45001 Xtreme Series Valve Cover System, 1 Billet Oil Plug, 2 Breather Extensions and Filtered Breathers Included (pair)
A number of companies have tried to copy this Hardin Marine cover by building sand cast copies. There's a difference if you look at their wavy, pin holed, porous covers you'll see that the Hardin Marine "XS" Xtreme cover is a beautiful die cast cover with no waves and no blemishes. So if you're looking for the best 1-piece cover this is it. This cover has been specially designed to fit marine Big Block Chevy engine with center rise exhaust. Angling one side of the cover helps to access the 2 lower center bolts while maintaining enough valve cover height to run roller rockers and stud girdles. One of the covers has a billet screw in -16 AN oil fill.
These use valve covers that are raw/unpolished.
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620-45000 Xtreme Series Valve Cover System, Polished with 1 Billet Oil Plug, 2 Breather Extensions and Filtered Breathers Included (pair)
A number of companies have tried to copy this Hardin Marine cover by building sand cast copies. There's a difference if you look at their wavy, pin holed, porous covers you'll see that the Hardin Marine "XS" Xtreme cover is a beautiful die cast cover with no waves and no blemishes. So if you're looking for the best 1-piece cover this is it. This cover has been specially designed to fit marine Big Block Chevy engine with center rise exhaust. Angling one side of the cover helps to access the 2 lower center bolts while maintaining enough valve cover height to run roller rockers and stud girdles. One of the covers has a billet screw in -16 AN oil fill.
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620-44050 Xtreme Series Valve Covers, Polished with 3 Holes Machined, 1 with a Oil Plug, 2 for Breather Installation (pair)
A number of companies have tried to copy this Hardin Marine cover by building sand cast copies. There's a difference if you look at their wavy, pin holed, porous covers you'll see that the Hardin Marine "XS" Xtreme cover is a beautiful die cast cover with no waves and no blemishes. So if you're looking for the best 1-piece cover this is it. This cover has been specially designed to fit marine Big Block Chevy engine with center rise exhaust. Angling one side of the cover helps to access the 2 lower center bolts while maintaining enough valve cover height to run roller rockers and stud girdles. One of the covers has a billet screw in -16 AN oil fill. Breathers sold separately.
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620-44000 Xtreme Series Valve Covers, Polished, 1 Hole Machined with Billet Oil Plug (pair)
A number of companies have tried to copy this Hardin Marine cover by building sand cast copies. There's a difference if you look at their wavy, pin holed, porous covers you'll see that the Hardin Marine "XS" Xtreme cover is a beautiful die cast cover with no waves and no blemishes. So if you're looking for the best 1-piece cover this is it. This cover has been specially designed to fit marine Big Block Chevy engine with center rise exhaust. Angling one side of the cover helps to access the 2 lower center bolts while maintaining enough valve cover height to run roller rockers and stud girdles. One of the covers has a billet screw in -16 AN oil fill.
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620-44054 Xtreme Series Valve Covers, Polished, for Dry Sump
A number of companies have tried to copy this Hardin Marine cover by building sand cast copies. There's a difference if you look at their wavy, pin holed, porous covers you'll see that the Hardin Marine "XS" Xtreme cover is a beautiful die cast cover with no waves and no blemishes. So if you're looking for the best 1-piece cover this is it. This cover has been specially designed to fit marine Big Block Chevy engine with center rise exhaust. Angling one side of the cover helps to access the 2 lower center bolts while maintaining enough valve cover height to run roller rockers and stud girdles.
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620-44001 Xtreme Series Valve Covers, Satin with 1 Holes Machined, with a Oil Plug (pair)
A number of companies have tried to copy this Hardin Marine cover by building sand cast copies. There's a difference if you look at their wavy, pin holed, porous covers you'll see that the Hardin Marine "XS" Xtreme cover is a beautiful die cast cover with no waves and no blemishes. So if you're looking for the best1-piece cover this is it. This cover has been specially designed to fit marine Big Block Chevy engine with center rise exhaust. Angling one side of the cover helps to access the 2 lower center bolts while maintaining enough valve cover height to run roller rockers and stud girdles. One of the covers has a billet screw in -16 AN oil fill.
These valve covers come in a raw satin finish, and require preparation for powder coat or painting!
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620-44051 Xtreme Series Valve Covers, Satin with 3 Holes Machined, 1 with a Oil Plug, 2 for Breather Installation (pair)
A number of companies have tried to copy this Hardin Marine cover by building sand cast copies. There's a difference if you look at their wavy, pin holed, porous covers you'll see that the Hardin Marine "XS" Xtreme cover is a beautiful die cast cover with no waves and no blemishes. So if you're looking for the best1-piece cover this is it. This cover has been specially designed to fit marine Big Block Chevy engine with center rise exhaust. Angling one side of the cover helps to access the 2 lower center bolts while maintaining enough valve cover height to run roller rockers and stud girdles. One of the covers has a billet screw in -16 AN oil fill.
These valve covers come in a raw satin finish, require preparation for powder coat or painting!
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620-44056 Xtreme Series Valve Covers, Satin, for Dry Sump
A number of companies have tried to copy this Hardin Marine cover by building sand cast copies. There's a difference if you look at their wavy, pin holed, porous covers you'll see that the Hardin Marine "XS" Xtreme cover is a beautiful die cast cover with no waves and no blemishes. So if you're looking for the best 1-piece cover this is it. This cover has been specially designed to fit marine Big Block Chevy engine with center rise exhaust. Angling one side of the cover helps to access the 2 lower center bolts while maintaining enough valve cover height to run roller rockers and stud girdles.
These valve covers come in a raw satin finish, and require preparation for powder coat or painting!
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625-7676 Xtreme Stainless Steel Fuel Filter Head with FST Filter - Black Anodized
Form and function is beautifully combined in these coalescing fuel and water separators Constructed of stainless steel and polished to a mirror finish these filter mounts offer a quad webbed bolt configuration that allows a straight-thru or 90 degree inlet to outlet fuel hose routing. The large 3/4" NPT ports provide for maximum fuel flow approaching 200 gallons per hour The high flow and high pressure capabilities and the 1/8" NPT fuel pressure sender port of this assembly make it perfect for both carbureted and fuel injected applications The unique "coalescing" element core is impervious to moisture and contamination and foreign particles while providing maximum fuel system flow.
- Constructed of Polished 316L Stainless Steel. Polished Bracket with Black Anodized Filter Head.
- Quad webbed bolt configuration allows a straight-thru or 90 degree inlet to outlet fuel hose routing.
- Three Large 3/4" NPT ports provide for maximum fuel flow approaching 300 GPH.
- 1/8" NPT fuel pressure sender port.
- Perfect for carbureted and fuel injected applications.
- Kit Includes HP FST RF500M filter
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620-10043 Aluminum Engine Mount Rails
Kit includes pair of 1/4 inch thick rails measuring 3" wide x 5" tall x 8" long. You can use either the 3" side or 5" side as the top. Includes hardware as shown.
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755-8487 Made from 3/8" thick 6061-T6 Aluminum that can be easily polished or anodized to match your existing hardware. Left oversized to fit any application or accessories. Has 4x 7/16" mounting holes and timing cover cutout. Approx. size 28" wide x 16" tall x 3/8" thick
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755-8488 Made from 3/8" thick 6061-T6 Aluminum that can be easily polished or anodized to match your existing hardware. Left oversized to fit any application or accessories. Has 7x mounting holes, crank and starter hole. Approx. size 28" wide x 16" tall x 3/8" thick
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137-8230
- NEW 12V 3-Wire Motor/Reservoir/Pump for Mayfair Trim Tabs
- Pump has a gear set that produces Low Flow Rate with High PSI
- Pump can be also be used to drive K-Plane Trim Tabs
- Supplied with Right Side Fill Reservoir
- No bracket included.
- Uses 10w30 oil
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137-8239
- NEW 24V 3-Wire Motor/Reservoir/Pump for Mayfair Trim Tabs
- Pump has a gear set that produces Low Flow Rate with High PSI
- Pump can also be used to drive K-Plane Trim Tabs
- Supplied with Right Side Fill Reservoir
- No bracket included.
- Uses 10w30 oil
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620-3150 Delco Style Alternator, Serpentine, 12V, 70-AMP
- NEW 12V, 70-AMP
- Fits Pleasurecraft
- 2" Mounting Foot
- Includes 50mm Serpentine Pulley
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620-3145 500EFI, 575SCI Replacement Small Frame Alternator, 50 Amp
- Replaces Mercruiser 500EFI and 575SCI alternators as well as Mercury 2.5L EFI Race Outboard alternator.
- Replaces Mercruiser #'s 834832T, 857006A3, 857006T
- Ignition Protected SAEJ1171
- Includes multi-groove Serpentine Pulley
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137-8076 Mercury Trim Tac Actuator Kit, Post 11/2004 (Pair)
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105-93683 + Option(s)
- Stainless Steel cover for 33C cables or 1/4" speedometer hose
- These covers are available in polished or powder-coated
- Overall length is 3 1/2", mounting holes are 1-7/8" on center.
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This Part has options, please click the button below to order.
137-9418 1" Solid Tie Bar Assembly - Up To 40" Long
Tie bars take 7-10 days to build and are NON-RETURNABLE
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106-9905 Hardin Marine Water or Oil Temperature Sender - 2019 and Later Model Gauges
1/8" NPT sender with 1/4", 3/8" and 1/2" NPT bushing kit, Oil and Water Temp Sender
These electric temperature senders feature a brass non-corrosive body that allows the sender to transfer temperature extremely accurately. These senders include bushing kits to fit multiple size applications.
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106-9900 High Vibration Electric Oil Pressure Sender
0-100 PSI, for Hardin Marine Gauges 2019 and later
These heavy duty oil pressure senders are designed to take the high vibration and punishment performance engines dish out, while providing superb accuracy. These senders are 1/8" NPT.
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