!!need help. on my new rb20!!!

[joeythemech]

Well i just finish the swap in my s14 it runs ok!!!expect the sputtering and overheating.I put a new 2 core radiator with 2 dual fans and it fixed it when am cruzing around. but when i run it hard the heat shoots up rite away. can anybody help me with that and the sputtering is when i jump on between 3500rpm and 4500rpm it strat to sputter then goes away. .i check for boost leak i found nothing plz help me?

[dizzywithsunstroke]

i am finally getting my swap running good now after 2 years. did you replace gaskets and compression check your motor?

[Carl H]

if you're using the rb thermal transmitter then the stock gauge will read wrong.

[Fibre guy]

Did you rebuild it or throw it in?For the sputtering, did you by any chance, in an exited panic, forget to check the spark plugs...? Damn engine gnomes!