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A few years ago I installed a "mini-Denso" alternator in my HP Scirocco, identical in appearance to the smaller units at: http://www.powermastermotorsports.com/d ... ators.html I'll confess that I purchased elsewhere and maybe that's the problem - I've gone through three of these in the last...

Another great Prod field is shaping up for the Labor Day MARRS double at Summit Point this coming weekend, registration tonight shows 4 EP, 6 FP and 7(!) HP cars so far. Any fencesitters should come on out. Forecast is for no earthquakes or hurricanes.

OK, I'll take my own advice and say something positive - that also happens to be true! The HP class at the Summit Point / WDCR MARRS regional series has gotten stronger in the last few years, and represents a great fun racing opportunity. The MARRS 5 race this coming weekend (likely the lowest...

Next exciting inquiry - On at least one factory high performance engine (Ford SVT 2.5 w/ extrude honed ports) the head intake port inlets are slightly bellmouthed (maybe a 1/8" radius?) presumably to make things less sensitive to misalignment upon assembly. Given the difficulty of exactly port...

I'm having a VW 4 cyl crank balanced, it's being sent out by my engine machinist. For the first time (I have not had a crank balanced for a while, btw) the balance shop wants to know the piston, pin and rod weights. Engine shop guy, who works on mostly V8s but also I4s etc, says that the...

My old K&N filter on the HP Scirocco is looking a bit frayed, seeing some gaps in the cotton media - maybe just age, maybe somebody used compressed air on it, dunno. There seem to be several brands now of washable media filters - is K&N still the best, are they all the same, or? Has anyone...