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Need help with dual amp installation
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<blockquote data-quote="carfanatic95" data-source="post: 8277907" data-attributes="member: 661521"><p>Hi, I have been wanting to install an all new stereo in my '94 3000GT. I have been doing a lot of research and think I have settled on all the main components. They are as follows.</p><p></p><p><a href="http://www.amazon.com/Infinity-Kappa-693-9I-Co-Axial-Loudspeaker/dp/B0072XTFI6/ref=sr_1_1?s=electronics&amp;ie=UTF8&amp;qid=1401415663&amp;sr=1-1&amp;keywords=infinity+6x9+kappa" target="_blank">Infinity Kappa 693.9i 3-way 6x9's</a></p><p></p><p><a href="http://www.amazon.com/Infinity-Two-Way-Component-System-Speakers/dp/B0017LFSXU" target="_blank">Infinity Kappa 609cs Component 6.5x6.75</a></p><p></p><p><a href="http://www.amazon.com/gp/product/B004UFHXOM/ref=ox_sc_act_title_2?ie=UTF8&amp;psc=1&amp;smid=ATVPDKIKX0DER" target="_blank">Rockford Fosgate P3D212 12" sub</a></p><p></p><p><a href="http://www.amazon.com/Pioneer-GM-D8604-4-Channel-Bridgeable-Amplifier/dp/B00E1BRITU/ref=sr_1_5?s=car&amp;ie=UTF8&amp;qid=1401414659&amp;sr=1-5&amp;keywords=amp" target="_blank">Pioneer GM-D8604 Amp</a></p><p></p><p><a href="http://www.amazon.com/Pioneer-GM-D8601-Class-Amplifier-Remote/dp/B00CFX58YI/ref=sr_1_1?ie=UTF8&amp;qid=1401426038&amp;sr=8-1&amp;keywords=gmd8601" target="_blank">Pioneer GM- D8601 Amp</a></p><p></p><p>Here are the specs.</p><p></p><p>693.9i's - 110RMS/330Peak, 96dB, 2Ohm, 3-1/4" mounting depth</p><p></p><p>609cs - 90RMS/270Peak, 95dB, 2Ohm, 2-7/16" mounting depth</p><p></p><p>P3D212 - 600RMS/1200Peak, 85dB, 2+2Ohm</p><p></p><p>D8604 - 150wx4 channels @ 2Ohm</p><p></p><p>D8601 - 800w @ 1Ohm (wiring DVC sub for 1Ohm resistance)</p><p></p><p>So with that out of the way, I'm not sure what parts I need for the actual installation. I found a few dual amp kits on Crutchfield, but I'm worried they won't be able to handle the amount of power I need. What gauge wire should I use for the power cable, ground cables, and speaker wires? What about wire for the sub? Also, what amp fuse should I use? The 8601 has 2x 40A fuses and the 8604 has an 80A fuse. Going by this, would a 175A fuse on the power cable work? Should I put the fuse before or after the distribution block? Lastly, will I need a HO alternator? I don't plan on running my system at 100% pretty much ever, the loudest I'll go will be maybe 70 or 75%. My car has a relatively new alternator, and I believe the OEM alt is rated for 90A.</p><p></p><p>Thanks for any help, I've done a whole lot of research and these are really the only questions I still have. I think I understand the installation process itself, once I get all the parts I need it shouldn't be too hard.</p></blockquote><p></p>
[QUOTE="carfanatic95, post: 8277907, member: 661521"] Hi, I have been wanting to install an all new stereo in my '94 3000GT. I have been doing a lot of research and think I have settled on all the main components. They are as follows. [URL="http://www.amazon.com/Infinity-Kappa-693-9I-Co-Axial-Loudspeaker/dp/B0072XTFI6/ref=sr_1_1?s=electronics&ie=UTF8&qid=1401415663&sr=1-1&keywords=infinity+6x9+kappa"]Infinity Kappa 693.9i 3-way 6x9's[/URL] [URL="http://www.amazon.com/Infinity-Two-Way-Component-System-Speakers/dp/B0017LFSXU"]Infinity Kappa 609cs Component 6.5x6.75[/URL] [URL="http://www.amazon.com/gp/product/B004UFHXOM/ref=ox_sc_act_title_2?ie=UTF8&psc=1&smid=ATVPDKIKX0DER"]Rockford Fosgate P3D212 12" sub[/URL] [URL="http://www.amazon.com/Pioneer-GM-D8604-4-Channel-Bridgeable-Amplifier/dp/B00E1BRITU/ref=sr_1_5?s=car&ie=UTF8&qid=1401414659&sr=1-5&keywords=amp"]Pioneer GM-D8604 Amp[/URL] [URL="http://www.amazon.com/Pioneer-GM-D8601-Class-Amplifier-Remote/dp/B00CFX58YI/ref=sr_1_1?ie=UTF8&qid=1401426038&sr=8-1&keywords=gmd8601"]Pioneer GM- D8601 Amp[/URL] Here are the specs. 693.9i's - 110RMS/330Peak, 96dB, 2Ohm, 3-1/4" mounting depth 609cs - 90RMS/270Peak, 95dB, 2Ohm, 2-7/16" mounting depth P3D212 - 600RMS/1200Peak, 85dB, 2+2Ohm D8604 - 150wx4 channels @ 2Ohm D8601 - 800w @ 1Ohm (wiring DVC sub for 1Ohm resistance) So with that out of the way, I'm not sure what parts I need for the actual installation. I found a few dual amp kits on Crutchfield, but I'm worried they won't be able to handle the amount of power I need. What gauge wire should I use for the power cable, ground cables, and speaker wires? What about wire for the sub? Also, what amp fuse should I use? The 8601 has 2x 40A fuses and the 8604 has an 80A fuse. Going by this, would a 175A fuse on the power cable work? Should I put the fuse before or after the distribution block? Lastly, will I need a HO alternator? I don't plan on running my system at 100% pretty much ever, the loudest I'll go will be maybe 70 or 75%. My car has a relatively new alternator, and I believe the OEM alt is rated for 90A. Thanks for any help, I've done a whole lot of research and these are really the only questions I still have. I think I understand the installation process itself, once I get all the parts I need it shouldn't be too hard. [/QUOTE]
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