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Re: Victa VC 160 - Engine overhaul
maxwestern
5 hours ago
Dear Max thx for your rapid reply but I cannot possibly see how the proposed bearing (HK1616F) would fit my application? 1. Bearing OD from your literature is quoted at 22 mm whilst the bore size on my con-rod is 27.61 mm - see attached photo IE. Bearing OD is 4.4 mm undersize. Q: Are you implying that I need to machine a sleeve and fit it to the con-rod big end bore to take up the gap? 2. Additionally, bearing diameter under the rollers from your literature is quoted at 16 mm whilst my crankpin diameter is 19.63 mm - see attached photo. IE. Bearing is 3.6 mm undersize so the crank pin cant slide under the rollers. Unless I'm missing something, I see cannot how the HK 1616F bearing would work in the big end application. Any other ideas would be appreciated. Yes Bumps that bearing must fit the 125 cc and earlier 160 cc Victa, if yours is the later crank I would just use a second hand crank that's has a good big end or swap a PT alloy rod and bearing. I wouldn't even get $40. these day for a serviced Victa PT mower. I've seen Victa 2 strokes advertised for 2 years for $60. and they still can't sell them.
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Re: Victa VC 160 - Engine overhaul
MowingManiac
8 hours ago
Been a while since I have needed to source bearings for obsolete machinery but suggest you take whatever bits you have to a bearings supply joint, and if they don't seem interested try another place.
One thing I discovered decades ago is that most bearing manufacturers may only make so-called sealed bearings and the part number may differ from the unsealed original but you can just get a sharp knife or pick and remove the seal/s.
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Re: Victa VC 160 - Engine overhaul
Bumps
12 hours ago
Dear Max thx for your rapid reply but I cannot possibly see how the proposed bearing (HK1616F) would fit my application? 1. Bearing OD from your literature is quoted at 22 mm whilst the bore size on my con-rod is 27.61 mm - see attached photo IE. Bearing OD is 4.4 mm undersize. Q: Are you implying that I need to machine a sleeve and fit it to the con-rod big end bore to take up the gap? 2. Additionally, bearing diameter under the rollers from your literature is quoted at 16 mm whilst my crankpin diameter is 19.63 mm - see attached photo. IE. Bearing is 3.6 mm undersize so the crank pin cant slide under the rollers. Unless I'm missing something, I see cannot how the HK 1616F bearing would work in the big end application. Any other ideas would be appreciated.
CHEERS+BEERS - Bumps
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