Herbold Racing!

The chronicle of my adventures with a 1973 Plymouth Duster 340 drag car.

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Entries Tagged as 'General'

Final Piston to Deck Measurements

January 30th, 2010 · No Comments

Today I took the time to make really precise measurements of the piston to deck distances for all four corners of the block.  Piston in cylinder 1 is .009 down the hole, .011 for cylinder 7, .007 for cylinder 2, and .011 for cylinder 8.
I also put one head on the block and took some [...]

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Tags: General

Measuring Piston to Deck Distance

January 27th, 2010 · No Comments

Today I took apart a rod, put the piston and wrist pin on it, put the upper rod bearing on, and put bearing guard on that bearing.  Then I put that rod / piston assembly in each of the four corners of the block and measured the piston to deck distances.  I think I will [...]

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Tags: General

Loaded Crankshaft

January 26th, 2010 · No Comments

I put the stroker crankshaft into the motor.  First I cleaned all the mains and bearings, put the upper bearings on, and put bearing guard on the bearings.  Then I cleaned the crankshaft journals and put the crankshaft in.  Then I cleaned the main caps, and put the lower bearings into them.  Then I put [...]

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Tags: General

Cylinders Bored and Honed!

January 25th, 2010 · 2 Comments

I finally got my block back today! What I had the machine shop do was steelabrate and magnaflux the block, sonic check the bores, add a tube in one of the oiling holes, align bore and hone the mains, and bore & hone & plateau finish the cylinders. Paid about $750 for all [...]

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Tags: General

Dart Timing and Tachometer

January 24th, 2010 · 2 Comments

Today, under the advise of my good friend Andy, I checked out what the ignition timing was set to on the Dart.  With the vacuum advance plugged in, it was 23 degrees at idle and 38 degrees all in.  With the vacuum advance unplugged (and the port capped at the carburetor) it was below 0 [...]

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Tags: General

Adjusted Dart Kickdown Linkage

January 24th, 2010 · No Comments

I took some time today to adjust the kick down linkage on my Dart.  During the first race of the 2010 ADRA season, the Dart was having a hard time doing the 2 to 3 shift.  It felt like the motor just couldn’t go any higher in RPM and yet the transmission would not shift.
So, [...]

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Tags: General