I bought the $20 Hazard Fraught (aka Harbor Freight) sawz-all for this job on my 124 cars, and it is not too fast but it gets the job done.

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Respectfully,
/s/
M. Dillon
'87 124.193 (300TD) "White Whale", ~392k miles, 3.5l IP fitted
'95 124.131 (E300) "Sapphire", 380k miles
'73 Balboa 20 "Sanctification"
Charleston SC