IN STOCK 4.21L - Includes 4340 billet crank, 93mm stroke fully balanced, ProH625+ rods (5.886" c-to-c), and custom CP pistons in 96.5mm x 11.5:1, no substitutions. ACL Race bearings sold separately - Balanced
Bore |
96.5mm (3.7992") |
Compression Ratio |
11.5:1 w/1mm Thick Gasket |
Rod |
5.886" BC6509 or BC6508 |
Stroke |
93mm BC5509 (stock = 87mm) |
PE Dia |
0.866"/22mm |
Comp Height |
1.122" |
CP Part Number |
Custom |
Quantity |
Set 6 w/All Hardware |