CRANKSHAFTS & CONNECTING RODS
STOP THE FLOW

STOP THE FLOW

STOP THE FLOW I line up the oil stream on my rod machine to where I want to stop the stroke. I try to over stroke approximately 1/2 of the rod width to keep the shoes from wearing unevenly. Randy Torvinen Torvinen's Machine Shop Menahga, MN August, 2022

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O’RING END STOP

O’RING END STOP

O’RING END STOP When honing some parts on the rod machine, I use an O-ring on the mandrel as a visual end stop for proper overstroke. This really helps on things like motorcycle cases and multi rod assemblies to ensure proper mandrel over stroke coverage. It also...

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INSTALLATION TOOL TOOL

INSTALLATION TOOL TOOL

INSTALLATION TOOL TOOL When installing a reluctor wheel on an LS crankshaft, using the brand name alignment tool, use a piece of 4.5" pipe, notched and with a bar welded on the back to take the hammer blows. I can avoid banging on the tool and this provides a better...

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HOW FITTING

HOW FITTING

HOW FITTING On some crankshafts, the pilot bushing bore is undersize or irregular. Driving in a bushing with too much interference would lead to the I.D. of the pilot bushing being too small for the transmission input shaft. Simply mic the bore and adjust the bearing...

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PRIMING PUMP

PRIMING PUMP

PRIMING PUMP You can make a GM-LS engine priming tool using just about any oil pump. I used a new big block Chevy M77 pump that I already had. I tapped the inlet and outlet to NPT threads and installed fittings to adapt to rubber hoses. The pressure side needs to...

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REFILLS

REFILLS

REFILLS When balancing a crankshaft for heavier parts, often you must add metal in an existing hole. If the hole was drilled with a regular drill bit, versus a spade drill, the hole can be irregular and oversized. It can be time consuming to try to make a slug that...

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