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Tool steel wrist pins.
Wrist pins h 13 series h 13 series trend s h series is an h 13 tool steel alloy that s uses are probably the best all round material for most applications especially in power adder engines.
Wrist pins from tool steel are lighter and stronger than the stock wrist pins used by harley.
Other ape performance milestones include the first 200 210 220 230.
Tool steel wrist pins are used in the world s most powerful racing engines from larry spiderman mcbride s 248 mph top fueler to the world s first 6 30 sec high gear only nitro harley.
Lightweight wrist pins are manufactured from l13 tool steel and are precision taper ground to ensure that each wrist pin in identical in weight.
Tool steel wrist pins je 52 series tool steel wrist pins 912 inch x 2 750 inch each je 93 series tool steel wrist pin 927 inch x 2 750 inch each.
We recommend using these in any performance application.