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View Full Version : Motor swapping miata


JTL94'
11-14-2011, 11:26 PM
I have a 97 miata with the stock BP-ZE motor. I want to swap it, but im not quite sure on what motor to swap it with. I was think about a 13b Twin Turbo out of the 92-95 rx-7, but im stuck between that and the 13b RE Cosmo Eunos. Does anyone have any input? i could use any help i can get.

renn
11-14-2011, 11:41 PM
why do you want to swap it?

fitftw
11-15-2011, 12:52 AM
only motor I'd swap in is a v8

renn
11-15-2011, 12:56 AM
only motor I'd swap in is a v8

this.

and the kits for that are expensive... you'd be better off turboing it if you want more power. even 250 whp will move a miata pretty good.

JTL94'
11-15-2011, 10:28 AM
Well I'd like to swap it with a v8, but I dont have that kind of money.
I rather pay a little more for a whole motor than boosting it for a little less. A 13b motor is like $1500, I wouldn't mind spending an extra 1500 or so on goodies.

Bates
11-15-2011, 10:33 AM
V8 or nothing. The BP-ZE engines are stout little engines, don't see why you want to create a project out of swapping it when you can just boost it and have a blast that way.

lownslow95
11-15-2011, 10:37 AM
You can find a Ford 302 for less then 1500 on craig's list.

JTL94'
11-15-2011, 02:58 PM
http://www.jdmenginedepot.com/jdm_engine_details/29/Mazda_13B_Twin_Turbo_RX-7

Bates
11-15-2011, 03:35 PM
http://www.jdmenginedepot.com/jdm_engine_details/29/Mazda_13B_Twin_Turbo_RX-7

Don't come bitching here when your JDM Engine Depot engine craps out on you. I have heard nothing but horror stories about those guys and their products.

renn
11-15-2011, 03:45 PM
JDM engine depot is good enough... same with JDM engine zone... but i wouldn't trust a used 13b that hasn't been ran in who knows how long. your just asking for thousands of dollars in a motor rebuild on top of everything to get it in a miata. it's not a common swap at all.

for what you would spend to have a 13b running reliably in a miata... you could have a beast turbo or all motor setup on the BP.

fitftw
11-15-2011, 04:22 PM
for what you would spend to have a 13b running reliably in a miata... you could have a beast turbo or all motor setup on the BP.

This. If you want a light convertible with a 13b, get an RX-7 convertible and strip it :mrgreen: http://cgi.ebay.com/ebaymotors/Nice-88-Mazda-RX7-Convertible-RED-Very-LOW-Miles-Look-/350506082154?pt=US_Cars_Trucks&hash=item519bca5f6a

Do what you wanna do though.

MySwtZ
11-24-2011, 12:37 PM
a guy at my work has a 92miata with an ls1 and t56. thing is a beast.

lepichichi
11-24-2011, 01:42 PM
bridgeported 13B.