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Katech – Gen-V L83/L86 Wet Sump Oil Pump (KAT-A7503)
$534.99
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-4140 Billet Steel Single Gear
-Eliminates factory powdered metal gear
-May require calibration changes to turn off high performance oil pump DTC codes when using truck pump in car applications (HP tuners, EFI Live, etc.)
-No core, brand new pump
-Fits LT Style wet sump truck engine: L83, L86
-Higher volume and pressure than the A7502, can be used in LT1/LT2 engines with tuning..
-Use of truck pump in car applications will result in higher than OEM oil pressure
In Stock
Frequently Purchased Together
Water Pump Gaskets
$7.99
Description
-4140 Billet Steel Single Gear
-Eliminates factory powdered metal gear
-May require calibration changes to turn off high performance oil pump DTC codes when using truck pump in car applications (HP tuners, EFI Live, etc.)
-No core, brand new pump
-Fits LT Style wet sump truck engine: L83, L86
-Higher volume and pressure than the A7502, can be used in LT1/LT2 engines with tuning..
-Use of truck pump in car applications will result in higher than OEM oil pressure
Questions & Answers (3)
Customer questions & answers
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Will running this pump on a 416 high compression stroker damage anything? any cons to running it vs the katech LT1 oil pump
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Q Will running this pump on a 416 high compression stroker damage anything? any cons to running it ...... Read more answer nowAsked by on April 1, 2024 4:20 pmA No it will not damage anything and no difference between the two other than this pump puts out a little more pressure
Is this pump variable like the stock pump? Mine has made a weird lope sound since new. I’m looking to do a DOD delete and one of these pumps simultaneously.
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Q Is this pump variable like the stock pump? Mine has made a weird lope sound since new. I’m lookin...... Read more answer nowAsked by on February 5, 2024 7:41 pmA Yes it’s variable like oem
I have a 2018 L86 engine. If I use this pump would there be any issues with computer calibration? I am doing a DOD delete and heard I should probably replace my oil pump. I am wanting to do everything I can to make this engine reliable.
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Q I have a 2018 L86 engine. If I use this pump would there be any issues with computer calibration?...... Read more answer nowAsked by on November 23, 2023 8:37 amA You won't have any issues with this pump, doesn't require any calibration
Pump came as soon as it was in stock. No complaints.
Haven’t installed or unpackaged the part yet
Exactly what I needed and was in stock!
She’s a nice pump. Pretty too. Won’t have any worries when I stick it in.
Perfect oil pump for high performance builds.