d16z6 V-tec Into my 91 CRX si project&info
Hi guys i figured this will benefit both and all who are doing this swap
so far guys this is what i've done and what i've got:
1.BOTTOM END:d16z6 block honed,tanked,crank cut and micropolished,brand new p29 pistons with rings replaced on stock rods with stock bolts,new main bearings ,new rod bearings,new thrust washers,new oil pump,new main seal,new water pump and timing belt,new oil pan gasket,stock oem clutch for 91 crx si, and a 10lb flywheel and stock crank pulley,all assembled and ready to go.
2.Stock cylinder head,JDM zc ditributor,OBX hi-flo intake manifold & fuel rail, stock z6 injectors,Dc headers,and arp head studs,I am planning on going obd1 with my 91 si harness and using the p28 ecu(i've already bought the conversion harness but it seems to be ghetto rigged and 2 wires broke off the pins),the distributor plugs on my 91 si harness were modified to accept the obd1 distributor plugs and also the d16z6 injectors were modified to fit on my 91 si harness injector plugs.WHAT ELSE NEEDS TO BE DONE ThAT I HAVE FORGOTTEN INPUT IS MOST APPRECIATED
P.S prices are as follows for all of you that want to know:
I bought the whole swap from some kid for 250 with trans he originally wanted 300 but when i went to pick it up he had no dist so i got it for 250, i sold the tranny for 200 on ebay since i'm using my si trans he he he so now i have the longblock with complete intake for 50 bucks not bad huh oh wait it get's better as i didn't need the starter and alternator cause i can use the ones from 91 si, i got another 40 for that now it's 10 bucks, fuel rail,bare intake,flywheel also sold for 50 so now i have + 40 lol i sold my 91 crx si distributor for 110, i sold my 91 crx si complete intake manifold for 80,sold my 91 crx si flywheel 40,sold my pm6 ecu 50,that's +320 dollars extra i got to work with along with some saved money oh i forgot my si cam with cam gear sold for 35 bucks so that's $355 i have to work with. i bought the p29's with rings for 150.00 shipped(ask for info)rod bearings,main bearings and thrust washers 80 bucks,oil pump 120,seals and stuff 35 bucks that's 385 dollars let's keep going next is water pump 45,timing belt 25,10lb flywheel 110, now it's $565-$355=$210 i basically got a brand new rebuilt d16z6 block with high compression pistons for $210+280 dollars for the machine shop to put it back together(includes tank,hone,crank cut and micropolished,taking old pistons off and replacing the new ones and putting it all back together, that's $490 dollars not bad for the bottom end if you ask me for the cylinder head i'm thinking of leaving it stock unless i have some proof of improvements PROOF!! i've also bought the following,OBX hi-flow intake manifold 160,obx fuel rail 50,dc headers 200,that brings the total to 900 bucks and i still have to buy head gasket 70 bucks,FPR 100,msd blaster 200, dam it's getting expensive $1,270.00 when all said and done hopefully. This better put take out a stock b16 for about 700 dollars cheaper!!
so far guys this is what i've done and what i've got:
1.BOTTOM END:d16z6 block honed,tanked,crank cut and micropolished,brand new p29 pistons with rings replaced on stock rods with stock bolts,new main bearings ,new rod bearings,new thrust washers,new oil pump,new main seal,new water pump and timing belt,new oil pan gasket,stock oem clutch for 91 crx si, and a 10lb flywheel and stock crank pulley,all assembled and ready to go.
2.Stock cylinder head,JDM zc ditributor,OBX hi-flo intake manifold & fuel rail, stock z6 injectors,Dc headers,and arp head studs,I am planning on going obd1 with my 91 si harness and using the p28 ecu(i've already bought the conversion harness but it seems to be ghetto rigged and 2 wires broke off the pins),the distributor plugs on my 91 si harness were modified to accept the obd1 distributor plugs and also the d16z6 injectors were modified to fit on my 91 si harness injector plugs.WHAT ELSE NEEDS TO BE DONE ThAT I HAVE FORGOTTEN INPUT IS MOST APPRECIATED

P.S prices are as follows for all of you that want to know:
I bought the whole swap from some kid for 250 with trans he originally wanted 300 but when i went to pick it up he had no dist so i got it for 250, i sold the tranny for 200 on ebay since i'm using my si trans he he he so now i have the longblock with complete intake for 50 bucks not bad huh oh wait it get's better as i didn't need the starter and alternator cause i can use the ones from 91 si, i got another 40 for that now it's 10 bucks, fuel rail,bare intake,flywheel also sold for 50 so now i have + 40 lol i sold my 91 crx si distributor for 110, i sold my 91 crx si complete intake manifold for 80,sold my 91 crx si flywheel 40,sold my pm6 ecu 50,that's +320 dollars extra i got to work with along with some saved money oh i forgot my si cam with cam gear sold for 35 bucks so that's $355 i have to work with. i bought the p29's with rings for 150.00 shipped(ask for info)rod bearings,main bearings and thrust washers 80 bucks,oil pump 120,seals and stuff 35 bucks that's 385 dollars let's keep going next is water pump 45,timing belt 25,10lb flywheel 110, now it's $565-$355=$210 i basically got a brand new rebuilt d16z6 block with high compression pistons for $210+280 dollars for the machine shop to put it back together(includes tank,hone,crank cut and micropolished,taking old pistons off and replacing the new ones and putting it all back together, that's $490 dollars not bad for the bottom end if you ask me for the cylinder head i'm thinking of leaving it stock unless i have some proof of improvements PROOF!! i've also bought the following,OBX hi-flow intake manifold 160,obx fuel rail 50,dc headers 200,that brings the total to 900 bucks and i still have to buy head gasket 70 bucks,FPR 100,msd blaster 200, dam it's getting expensive $1,270.00 when all said and done hopefully. This better put take out a stock b16 for about 700 dollars cheaper!!
Is the ZC distributor from an OBD0 motor? If so, it won't work with the P28 ecu, you should use the Z6 distributor. Everything else looks good, although I would have gotten a D16Y8 intake manifold instead of the OBX one.
I decided to go with the d16z6 head gasket which will give me a 12:3 compression the d16y8 head gasket will give me i beieve 12:6 which they told me if i'm going to use my car as a everyday car to go with the d16z6 to avoid detonation problems.the distributor is an obd1 jdm zc with gray plugs and mate perfect with the obd1 gray plugs that i attached to my 91 si engine harness.Today i also went to the junkyard to see if i found the 2 front spindles/hubs from a 90-93 acura integra so i can put those in my car but they were already taken
But as i kept looking around i got lucky and spotted a dx coupe and snatched the almost new 4 wire o2 sensor free
But as i kept looking around i got lucky and spotted a dx coupe and snatched the almost new 4 wire o2 sensor free
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Honda CRX / EF Civic (1988 - 1991)
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Jan 25, 2003 09:26 AM




