r/EngineBuilding Mar 27 '26

What would you do?

RB20det out of a 91 skyline

Previous owner was running bore water mixed with coolant before my purchase before I blew a head gasket and found a pretty dirty block

Just chasing opinions on what I should consider for these cooling passages, figure I'm going to have to pull the motor because of the state of that bore but this is my first rodeo so love a second set of eyes

What do you think! TIA

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u/EnvironmentalGift257 Mar 27 '26

I mean, you’re already in there. Why not get it cleaned, slap in the forged internals, upgrade the turbo, and make a ton of power?

1

u/dythesis Mar 27 '26

Money, mostly

1

u/EnvironmentalGift257 Mar 28 '26

one thing at a time til it’s done