Get a BR 6440™ stud girdle for FREE when you buy any set of CNC ported STS T1 233™ small block cylinder heads!
Basic Easy Order Numbers and More
| Part# | Easy Order # | Port Vol. | Cham. Vol. | Int/Ext Valve | Spring Seat Pressure | Spring Diam. | Ret. ST/TI | Per |
| STS T1 STD 233 Bare | 1008003 | 233 | 68 | 2 | ||||
| STS T1 STD 233 Pkg | 1008106 | 233 | 68 | 2.125 / 1.600 | 240 | 1.550 | TI | 2 |
| STS T1 STD 233 Pkg | 1008107 | 233 | 64 | 2.125 / 1.600 | 240 | 1.550 | TI | 2 |
| STS T1 STD 233 Pkg | 1008112 | 233 | 68 | 2.125 / 1.600 | 240 | 1.550 | ST | 2 |
| STS T1 STD 233 Pkg | 1008113 | 233 | 64 | 2.125 / 1.600 | 240 | 1.550 | ST | 2 |
Contact your nearest dealer for best prices and more details while supplies last.