Tag: CLEARANCES

OIL FILTERS EXPOSED

OIL FILTERS EXPOSED

Straight Talk About Oil Filters
 Information provided courtesy of Purolator Filters
 
Let’s face it. While performance engines represent the most fun in our businesses, it’s the everyday engines we build that pay the rent for most of us. That’s just a fact of life. We can all put valve guides in small-block Chevy heads pretty much blindfolded, [...]

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PROJECT DART 427W, PART 2

PROJECT DART 427W, PART 2

We machine the block, balance the crank and check clearances.
 
 The Dart Iron Eagle 351W block is a precision-cast and raw-machined product of unparalleled quality. Dart provides a bit of extra deck height and minimal bore diameter, allowing the builder to precisely achieve desired dimensions.
 
By Mike Mavrigian
 all photos by author
 
CYLINDER BORES AND BLOCK DECK MACHINING
Our block [...]

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PROJECT LS2, PART 3 (B)

PROJECT LS2, PART 3 (B)

PISTON/ROD INSTALLATION
With the cylinder bores wiped clean with a lint-free towel, apply a light coat of engine oil to the walls. After making sure that the connecting rod and cap saddles are clean and dry, install the rod bearings to the rod and cap and coat the exposed bearing surfaces with oil (I used Royal [...]

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RACE BEARING TECH (Part 2)

CLEARANCES VS. CAVITATION ­EROSION
Cavitation erosion of a bearing occurs when rapid movement of the shaft away from the bearing surface causes vapor bubbles to form in the oil film. When these bubbles break, the resulting force causes erosion of the bearing soft overlay layer. Appearance and location of cavitation erosion will differ with operating conditions [...]

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