Ls Shot Peened Rods with CTR pistons on B18a1
I have a similar setup in my LsVtec, but I havn't ran on it yet. I did a fairly high amount of research however, and feel that my choice of ITR pistons on standard LS rods (with a polish and shot peen), z10 girlde, and ARP rod bolts (the most important part of the equation) was overkill. Change the rod bolts before you polish and peen the rods, then add a girdle (doweled in if you can), then if you still don't feel safe polish and shot peen. The rods are very good from stock for that. You will have to have a machine shop remove 1mm of material from the rod where meets the piston to make sure everything clears.
ITR pistons on standard LS rods (with a polish and shot peen), z10 girlde, and ARP rod bolts (the most important part of the equation) was overkill. Change the rod bolts before you polish and peen the rods, then add a girdle (doweled in if you can), then if you still don't feel safe polish and shot peen.
Ok I have The Block AZ Block Girdle and Dowel's. I was just wanting to know if I should use the CTR pistons on Ls Rods. I have a Set of Eagle Rods but I want CTR Pistons. Im really stumped here. I dont want to buy new pistons to use on my Eagle Rods and I really Dont want to spend more money than I have too.
Ok I have The Block AZ Block Girdle and Dowel's. I was just wanting to know if I should use the CTR pistons on Ls Rods. I have a Set of Eagle Rods but I want CTR Pistons. Im really stumped here. I dont want to buy new pistons to use on my Eagle Rods and I really Dont want to spend more money than I have too.
If you can find a buyer for the rods for a good price, sell them and use the money to get your assembly balanced. Otherwise buy aftermarket forged. Aftermarket pistons come balanced usually to 1/10th of a gram.
Ive tried posting in the for sale section and it wont let me. I believe its because Im a Newbie. BUt I would like to sale either the Eagle rods or the CTR Pistons. And zI would let them go a lil cheeper then what I bought them for.
I'm not real sure if 1.6 pistons will fit in a 1.8 unless the stroke is what increases the literage. A buddy of mine has a B18B block laying around and I have some A FRAME high compression D16 pistons and there was like a 1/4" gap all around the pistons. But I'm not real sure b/c I haven't researched it. If the bores are the same you should be aight.
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It works fine. I did not shot peen rods or use ARP rod bolts. The motor spins 8500 to 9000 daily. The motor has 8000 or so miles on it without any problems.
<TABLE WIDTH="90%" CELLSPACING=0 CELLPADDING=0 ALIGN=CENTER><TR><TD>Quote, originally posted by no2psi »</TD></TR><TR><TD CLASS="quote">It works fine. I did not shot peen rods or use ARP rod bolts. The motor spins 8500 to 9000 daily. The motor has 8000 or so miles on it without any problems. </TD></TR></TABLE>
No ARP rod bolts? You are lucky you haven't spun a rod bearing.
Adam
No ARP rod bolts? You are lucky you haven't spun a rod bearing.
Adam
I dont see how rod bolts will keep me from spinning a rod bearing. I would think that spinning a bearing would have to do with too much or too little oil clearance. I think that the ARP rod bolts would help from breaking on the big end. But I have seen motors throw rods with and without ARP rod bolts. I just think its mostly hype. But this is just my opinion.
ok well lets see. imagine if ur reving high and the rod bolt gives out becuase the only thing holding the rod to the crank is the bolt. if that bolt gives out the rod cap and the rod come apart therefore the oil clearance and stability of the bearing is lost and well ya you kno what happens next. thats y you need to upgrade the rod bolts, they're cheap security
FYI- your compression will be between 12.9-13.1:1 and you will need an excellent tuner and tuning system in order to make power, safely with that engine on pump gas. You'll also probably have to pull a lot of timing to keep it from detonating which is why you would have been far better off using different pistons. Research owns you.
https://honda-tech.com/forums/all-motor-naturally-aspirated-44/pct-ctr-piston-compression-ratio-717928/
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