Killer B Oil Pan & Pickup = New Dipstick?

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nmibaja
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Killer B Oil Pan & Pickup = New Dipstick?

Post by nmibaja »

2005 Subaru Baja turbo.

Ok, during a recent engine out job, I installed the Killer B Oil Pan, baffles, and pickup kit. I had read all about how this oil pan would increase my capacity and all that, so I bought an extra quart to go with my 5 quart jug. But.... when I filled it up initially, it read so far overfilled on my original dipstick, that I panicked and drained it back out.

I then filled it up according to the original dipstick, and it took less than 5 quarts.

After driving it for 3000 miles, I only got out about 3 quarts, including dumping the filter into the drain pan too.

I feel like I'm screwing this up.

I read about needing a different oil dipstick (from an 2006+ STi?) to go with this new Killer B pan; or making a new mark on the old dipstick.

Problem is, I can't seem to find any comparison between my dipstick and the 06+ Sti stick; or anyone mentioning how far above the old "full" mark, they made their new one?

I don't know what to do. I feel like I'm running around with too little oil in the thing, and it is stressing me out.

I can't find anything about our Baja turbos, specifically, regarding this specific situation. :(

Any advice would be appreciated.
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anarchy1024
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Re: Killer B Oil Pan & Pickup = New Dipstick?

Post by anarchy1024 »

Well, I can't really comment about the Killer B oil pan, but I can give the lengths (depths?) of the 2009 STI dipstick marks. Is the new oil pickup shallower (further away from the ground) than the original? If so, to me it sounds like you'd need a shorter dipstick, and the STI one is shorter. My understanding is, you want the oil level to be high enough to not starve the pickup, but low enough to stay below the spinning crankshaft. The new oil pan and pickup would change the overall depth and pickup height, but won't have an effect on the relative position of the crankshaft from the base of the dipstick (unless the dipstick tube itself was replaced also).

A 2009 STI hatchback has a dipstick with the F mark 40.8cm and L mark 44.5cm from the base of the handle.
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Last edited by anarchy1024 on Fri Aug 01, 2025 6:14 am, edited 2 times in total.
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anarchy1024
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Re: Killer B Oil Pan & Pickup = New Dipstick?

Post by anarchy1024 »

A 2003 Baja NA has the F mark 46.5cm and the L mark 48.8cm from the base of the handle.
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anarchy1024
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Re: Killer B Oil Pan & Pickup = New Dipstick?

Post by anarchy1024 »

The turbo Bajas should have the same dipstick as the NAs, according to parts.subaru.com.
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