This listing is for one set of Brand New Darton MID Sleeves for the Honda B18 engines These Sleeves are for Race Engines Only. Tear down and inspection of the engine on a regular basis is required. These sleeves come machined at 86mm, but can be taken to 87mm MAX for extra displacement Included = 4x MID Sleeves Bore Size = 86mm to 87mm MAX Part Number = 400-180 .
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This listing is for one set of brand new Darton MID Engine Block Sleeves for Honda Acura B18a B18b and B18c engines Included = 4x MID Sleeves Bore Size = 81mm to 85mm Max Bore (Must Bore/Hone) Part Number = 400-135-P (Updated Version of 400-130) .
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