Spark plug part number?

ShoalSurvivor

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I pulled BPR6EFS out.
Please verify BPR6EFS is correct.

thank you!


My log:
1999 Stingray 190LX
2004 Mercruiser 4.3L 225hp 4bbl
Quicksilver repower: SN: 90004747 Engine PartNo: 807736R11 date: 03252004 (original engine SN: L332123)
Alpha 1 Gen II - Transom: 0L517680 Drive: 0L192679 1.62 R (1.81R scratched on top) (original drive SN: L40356)
 

Scott06

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I think your reman engine number is incorrect or missing a letter

your plug is correct and looks to be oem choice #17 in parts breakdown


you can also use ac delco MR43LTS as it is a cross ref and pretty much the standard plug for vortec head engines
 

ShoalSurvivor

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I think your reman engine number is incorrect or missing a letter
thanks.
I've verified all info that I have available to me. That SN was written on the invoice for the engine for the previous owner. It was written out twice, but I cannot find any info and the dealer has changed hands.
 

Scott06

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When i type that serial in the parts look up it came up as invalid. Just helpful to have for ordering parts

Right above the starter there will be a tag riveted to the block that will have the serial number. On merc remans it will also have the machining specs for overbore and bearing machining size
 

Fun Times

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I think your reman engine number is incorrect or missing a letter
To hopefully try to clear up some of the serial number confusion that comes from a remanufactured engine from Mercruiser that starts with a 9…
Unless somethings has changed in some recent years it used to be while the reman engines from Merc do come with a serial number that starts with a 9 like posted above, there didn’t ever really seemed to be a definite way to obtain any additional needed information using the number in any search functions included internal Mercruiser to dealer communications websites… The 9 number just seemed more of an indication that the block is a remand engine if you knew what you’re looking at vs the normal serial number we’re accustomed too seeing.

So usually if you don’t happen to have the original serial number then knowing as much other info about the engine like the OP posted above such as the part (model) number, engine date it was made, engine designation of type, Horsepower, etc. and either search that info online for parts diagrams or search within the following link for a match to your type, https://www.mercruiserparts.com/parts-for-mercury-remanufacturing-produc

To add a bit more to the confusion when looking at remand engines parts diagram within that parts link above, most of them start with a 1G****** serial number “range” which I’m unsure of where the new owners of the engine would obtain the 1G number when the block number starts with a 9 and the installing dealers hands out paper work with a 9 number too… But with those questionable concerns, it’s still not impossible to find the right parts for your remand engine, it just helps to be aware of the general basics when trying to find your engine match up.
 

Scott06

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Joined
Apr 20, 2014
Messages
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To hopefully try to clear up some of the serial number confusion that comes from a remanufactured engine from Mercruiser that starts with a 9…
Unless somethings has changed in some recent years it used to be while the reman engines from Merc do come with a serial number that starts with a 9 like posted above, there didn’t ever really seemed to be a definite way to obtain any additional needed information using the number in any search functions included internal Mercruiser to dealer communications websites… The 9 number just seemed more of an indication that the block is a remand engine if you knew what you’re looking at vs the normal serial number we’re accustomed too seeing.

So usually if you don’t happen to have the original serial number then knowing as much other info about the engine like the OP posted above such as the part (model) number, engine date it was made, engine designation of type, Horsepower, etc. and either search that info online for parts diagrams or search within the following link for a match to your type, https://www.mercruiserparts.com/parts-for-mercury-remanufacturing-produc

To add a bit more to the confusion when looking at remand engines parts diagram within that parts link above, most of them start with a 1G****** serial number “range” which I’m unsure of where the new owners of the engine would obtain the 1G number when the block number starts with a 9 and the installing dealers hands out paper work with a 9 number too… But with those questionable concerns, it’s still not impossible to find the right parts for your remand engine, it just helps to be aware of the general basics when trying to find your engine match up.
Appreciate that cause I was coming up with a 1G**** and up when looking up his engine.

1670448270231.png
 

ShoalSurvivor

Petty Officer 1st Class
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Messages
223
This is what I have collected:
Quicksilver repower: SN: 90004747 Engine PartNo: 807736R11 date: 03252004 (original engine SN: L332123)
Alpha 1 Gen II - Transom: 0L517680 Drive: 0L192679 1.62 R (1.81R scratched on top) (original drive SN: L40356)
 

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Fun Times

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807736R11 =
222 HP Factory Remanufactured 4.3L
Specs: 225 HP @ 4800 RPM ‑ Standard / Left‑Hand Rotation ‑ Remaunfactured 4.3L Partially Dressed Marine Engine Assembly. Features Include: New 600 cfm 4bbl Carburetor, Electric Fuel Pump, Nodular Iron Crankshaft, Roller Camshaft, Vortec Cast Iron Cylinder Heads, Stainless Steel Valves, 9.4:1 Hypereutectic Pistons, Full Roller Rocker Arms and Thunderbolt V Ignition. Includes: Flame Arrestor, Harmonic Balancer, Oil Pan, 10‑Pin Harness, Water Pump, Spark Plugs and Wires. Runs on 86 Octane Fuel.
 

Scott06

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Ok so that looks like it was a partial engine/extended long block vs a complete bobtail that has the 1G***** serial
 

Fun Times

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Ok so that looks like it was a partial engine/extended long block vs a complete bobtail that has the 1G***** serial
Which helps if one can/would keep the original serial number too so you know the correct external parts too theoretically speaking.
 
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