Re: [MBZ] 603 rods, old V new

2010-07-03 Thread dave walton
Spending the time and money to do it "right" would involve honing and using oversize rings or inserting a sleeve. With that you might get another 150k out of the engine instead of another 80k. What are the chances that you will still be driving the car in 8 or 10 years versus 15 or 20 years? I'd pu

Re: [MBZ] 603 rods, old V new

2010-07-03 Thread Kaleb C. Striplin
Yea, this was all posted way back when I start this project. It was decided that #1 was out of round more so than the others, but not out of spec. All I am going to do is replace that one rod using the same piston and rings, so I should probably just leave it alone unless I was going to do t

Re: [MBZ] 603 rods, old V new

2010-07-03 Thread OK Don
The question is "how much wear". Is it out of tolerence? Didn't you measure it for 'out of round'? Yes - you can really see the difference in those pictures! On Sat, Jul 3, 2010 at 12:12 PM, Kaleb C. Striplin wrote: > well #1 has light hatch marks except for about 1/2" or so of the bore on > the

Re: [MBZ] 603 rods, old V new

2010-07-03 Thread Kaleb C. Striplin
well #1 has light hatch marks except for about 1/2" or so of the bore on the front side of th engine which has no hatch marks from wear. dave walton wrote: Light hatch marks are better than no hatch marks in my opinion. They help lubricate the rings, right? -Dave Walton On Sat, Jul 3, 2010 at

Re: [MBZ] 603 rods, old V new

2010-07-03 Thread dave walton
Light hatch marks are better than no hatch marks in my opinion. They help lubricate the rings, right? -Dave Walton On Sat, Jul 3, 2010 at 12:52 PM, Kaleb C. Striplin wrote: > Here are a couple of photos showing the difference between the old style 603 > 3.5 rods and the updated rods.  I think yo

[MBZ] 603 rods, old V new

2010-07-03 Thread Kaleb C. Striplin
Here are a couple of photos showing the difference between the old style 603 3.5 rods and the updated rods. I think you can tell but the one on the left is the original style. In person you can REALLY tell the difference, makes you wonder why they ever used these lighter rods. I would love t