air box & tappets

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chris @ shirley james
Member
Posts: 19
Hello all,after getting a second & third opinion,I attacked my airbox with a Dremal & sabre saw & removed 985 cm2 of metal shroud from the airbox. The result was not dramatic but it was worth doing. There was the expected increase in induction noice but I can live with that as old 96 now acelerates when asked to, instead of the old

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wait for it folks,the revs will increase soon situation. The engine is certainly more responsive.Happy with the result.
Another way to get a smoother ,more responsive & quieter Perkins is to keep the tappets adjusted correctly.Done in the right sequence,the right setting & done stone cold. Mine badly needed doing so was surprised at the result. Anyone else done the mods?.Regards, Chris.
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January 28, 2012 at 9:25 PM Flag Quote & Reply

Lloyd & Helen Hoskin
Member
Posts: 7
Hi Chris, Could you give us some details on exactly how you attacked the air box?
Cheers Lloyd.
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January 29, 2012 at 8:40 PM Flag Quote & Reply

Peter & Sandra James Oka 374
Member
Posts: 413
See my thread titled "Want to make your Oka go better" from last month.
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Oka 374 LT Van

January 30, 2012 at 7:26 AM Flag Quote & Reply

Peter 334
Member
Posts: 118
I have also done the same as you did peter and i have a new engine so tappets are not yet need any work but as i have a little while to go before its on the road i hope it is as good as you have said flat out ours did 115 ks down hill so any thing would be and improvement cheers peter
January 30, 2012 at 7:15 PM