PART # P4120M 5.7L Remanufactured Marine Engine

PART # P4120M 5.7L Remanufactured Marine Engine
•5.7L Marine Engine
•Fits 1996 and newer Applications
•Electric fuel pump

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Online price:
$4,046.00


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Quick Overview:
•Fits most 1996 and newer marine applications (Not Magnum)
Without crank position sensor in the timing cover
See fitment notes

All of our GM boat engines are made specifically for marine application. Don't be fooled by lower prices that claim to be marine engines with lower grade components.

Tri Star replacement remanufactured 5.7 marine engines have stricter tolerances than the original equipment standards and are proudly remanufactured here in the U.S.A. to ensure the highest quality. Check out our Shop Tour tab to see what separates us from the competition.

Core deposits for this unit receive full credit for all like-for-like returns regardless of condition.
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A core deposit is required for this product. Upon return all eligible cores will be refunded in full to your credit card or PayPal account. See our core policy for more information on what is an acceptable core.

Return shipping for cores is FREE.

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$4,046.00
Online Price: $4,046.00
Details

This remanufactured 5.7 marine engine fits 1996 and newer Gen+ applications with standard rotation, 8 bolts for the intake manifold and without a block mounted fuel pump.

Due to the fitment issues associated with marine applications Tri Star asks that you verify information on the engine prior to ordering any marine unit.

To ensure proper fitment please verify the following:

Without crankshaft position sensor in the timing cover
Without block mounted fuel pump
•1 piece rear main seal
•8 bolts fasten the intake manifold to the engine
Center bolt valve covers
Standard rotation


***ENGINE OIL COOLERS MUST BE REPLACED FOR WARRANTY***

This Longblock GM boat engine includes block, crankshaft, connecting rods, pistons, timing set, oil pump, camshaft, lifters, bearings, gasket set, cylinder heads, valves, springs, oil pan and timing cover.

All of our marine engines are made specifically for marine application; for example at Tri Star we use marine specific cams, forged or hypereutectic pistons and brass frost plugs in every marine engine we sell. Don't be fooled by lower prices that claim to be marine engines with lower grade components.

All Tri Star marine replacement engines are remanufactured with the highest quality control. All specifications meet or exceed standards set by OE and engine remanufacturing guidelines, and every engine is thoroughly tested prior to packaging. Buying a Tri Star remanufactured 5.7 marine engine ensures long engine life for the best price.


Protect your investment
Every engine is different, and with today's rapidly changing automotive industry it is difficult to stay well informed on every update. Be sure to check out the Tech Article section under About Us. This area discusses both common failures with specific engines, as well as general information on how to install your engine properly and keep it running.

CHECK OUT OUR MARINE CATALOG HERE!

 

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<h3><span>OTHER UPGRADES/BENEFITS:</span></h3>

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<ul>

<li><span><span><span style="color: #3366ff;">Graphite coated hypereutectic pistons</span>&nbsp;</span></span><span>resist scuffing and damage to heat much better than factory aluminum pistons</span></li>

<li><span style="color: #3366ff;">Fel-Pro&reg;&nbsp;rear main seals</span><span>&nbsp;protect against heat and leaks</span></li>

<li><span><span><span style="color: #3366ff;">Connecting rods</span> are honed</span></span><span>&nbsp;(<em>both the little and big ends</em>) to ensure uniformity, and bent rods are scrapped (<em>some competitors will bend rods back into place</em>)</span></li>

<li><span><span><span style="color: #3366ff;">Chrome plated valve stems</span>&nbsp;</span></span><span>resist scuffing and heat for greater durability<br /></span></li>

<li><span><span style="color: #3366ff;">Soda blasting&nbsp;&nbsp;</span><span><span style="color: #3366ff;">aluminum components</span> provides a visually 'like new' raw material without the risk of contaminating the engine (some competitors blast with other abrasive materials which can become stuck in the engine and cause the new engine to fail)</span></span><span><br /></span></li>

<li><span><span><span style="color: #3366ff;">Every engine</span> is 100% simulation tested</span></span><span>&nbsp;very thoroughly by skilled technicians. Engines are checked for good compression, oil pressure, and black light checked for any leaks before packaging</span></li>

<li><span><span><span style="color: #3366ff;">Engines</span> are provided with a written warranty&nbsp;</span></span><span>which clearly outlines coverages. Unlike some competitors, Tri Star warranties are not 'pro-rated' which decrease your coverage over time</span></li>

<li><span style="color: #3366ff;">Engines are shipped in plastic totes</span><span>&nbsp;with simple core return instructions provided to make returning cores extremely simple</span></li>

<li><span><span><span style="color: #3366ff;">Excellent product support technicians</span>&nbsp;</span></span><span>aren't just order takers, they are knowledgeable customer service experts<br /></span></li>

<li><span><span><span style="color: #3366ff;">You're buying your remanufactured Engine direct from the&nbsp;manufacturer</span>&nbsp;</span></span><span>so you know you aren't dealing with a middle man for increased costs and headaches for warranty, core returns and technical assistance</span></li>

</ul>

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Specs
Part Number
P4120M
Block
The stress relieved block is completely CNC machined in our state of the art CNC machining center. The block is fully align honed and torque plate honed, then assembled with brass frost plugs and pressure tested.
Short Block Features
Roller marine camshaft
Hypereutectic pistons
HD timing set
Moly piston rings
Brass frost plugs
Heads
New HD valve springs
New valves
3 angle valve job
Completely pressure tested
Additional Parts Included
Marine gasket set
Oil pan
Timing cover
Melling oil pump and pick up screen
Dipstick and tube
Notes
No

Part brands may change due to availability, but comparable parts will be used. Contact your sales representative to verify brands at time of sale.

PROPOSITION 65 WARNING:
Crude oil, gasoline, diesel fuel and other petroleum products can expose you to chemicals including toluene and benzene, which are known to the State of California to cause cancer and birth defects or other reproductive harm.

For more information go to www.p65warnings.ca.gov.