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Fuel efficiency improvements
K-series engine improvements to increase the fuel efficiency: hardware, software and driving strategy
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Latest Posts
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does anyone have any data for measured intake port volumes on ported heads/aftermarket heads for k series, 4p ported heads, drag cartel, endyn all that stuff, what intake port volumes did you record. ''cc's'' thanks0 replies 45 views
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10/13/2022 I contacted 4piston about buying a k24 to swap into my road racing Lotus Exige. 10/17/2022 I followed up after not hearing anything, after which they called me back and we discussed my needs. We talked about doing a k360, but modifying the build to focus on reliability and mid-range...134 replies 19K views
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Hi as you read I’m 16 and I love cars but I have no experience and I mean zero but a found a really good dune with a good price and condition and it was dirt cheap so I bought it with my savings. But here’s the problem it has an old 4 cylinder Corolla engine and transmission I’m trying to find...2 replies 131 views
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I have a stock 2002 rsx type s, for bout half a year now my car struggles to accelerate, feels like it's got no torque on hills I have to downshift and ride like 4k rpms just to keep from bogging and slowing down. When it first started I had a too lean code I swapped the fuel pump and filter...90 replies 2K views
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I used an ultrasonic washer to clean all of the externals bolts for my engine rebuild; and they all became extremely rusted because I didn’t neutralize the solution properly. As the title suggests, have you all any recommendations on bolt kits? Preferably labeled by part. (i.e alternator, timing...0 replies 60 views