3.75" stroke x 6.000" rod with 2.100" pin for 2-pc RMS.
3.750" stroke x 5.700" rod, 2.1" pin, 350 2-pc RMS.
3.750" stroke x 5.700" rod, 2.1" pin, 400 main 2-pc RMS.
3.480" stroke x 5.700" rod, 2.1" pin, 350 2-pc RMS.
3.480" stroke x 5.700" rod, 2.1" pin, 350 1-pc RMS.
SBC 6-1/4"
For 3/8" studs
For 7/16" studs