Arias uncoated pistons and pins- GRP rods - two warm ups and one 1/8th mile pass.
Piston Specs- Arias TA425 pistons - CH is 1.61, pin is 1.094 (floating), 3 piece oil, 1/16" second, 1/16 stepped top ring. Teflon buttons held in place by the oil ring.
Rod specs- 7.162 length, 2.50" big end, pin hole is 1.094, ARP 2000 bolts, rods are radiused on the crank side.
These were in a Blown Alcohol TFX 2000 that was converted to nitro. ONE PASS RACK!Nearly perfect. No damage whatsoever.
These were in a 4.375 X 4.375 526" TFX 2000 with 173CC AJPE heads. $850
Price is plus shipping.
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