Eagle 16131 SB Ford 351W / 393 Street Strip Rotating Assembly, -6.5cc Mahle Flat Top Pistons

Street Strip rotating assembly's are designed for applications producing under 500 horsepower
Eagle Cast steel crankshaft, 3.850 stroke, 1 or 2 piece rear main seal
Eagle forged 5140 steel "SIR" I-Beam rods, 5.956 length, 3/8" ARP 8740 rod bolts,
Mahle 4032 forged pistons with performance ring set
Performance rod and main bearings
Rotating assembly kit is unbalanced, 28 oz external balancing required before installation (Part number B16131 for balanced kit)
Compression Ratio with 58cc 11.4:1
Compression Ratio with 64cc 10.7:1
Compression Ratio with 72cc 9.8:1
Deck height 9.481"
Note *351 Windsor stock bore size is 4.000*

Balanced assembly option will include a new harmonic balancer and flexplate / flywheel of your choice.
*Note: Flexplate is for automatic transmission, Flywheel is for manual transmission*
Balanced Rotating assembly Kit B16131 is external balanced, includes new harmonic balancer and 157 Tooth Flexplate (Automatic Transmission)
Balanced Rotating assembly Kit B16131 is external balanced, includes new harmonic balancer and 164 Tooth Flexplate (Automatic Transmission)
Balanced Rotating assembly Kit B16131 is external balanced, includes new harmonic balancer and 157 Tooth Flywheel (Manual Transmission)
Balanced Rotating assembly Kit B16131 is external balanced, includes new harmonic balancer and 164 Tooth Flywheel (Manual Transmission)