s s 4 1 8 bore 124 long block twin cam engine Compression:Low Compression Strong polycarbonate frame for durability

Strong polycarbonate frame for durability and long-term use

P1A -20 to 200°C (-4 to 392°F)

Metric allen: 1

63mm (2 1/2") wide tunnel width

s s 4 1 8 bore 124 long block twin cam engine Compression:Low Compression Strong polycarbonate frame for durabilityS&S T124 Long Block Twin Cam Engine Engines are sold as 'Long Blocks', meaning these are engines without any intake components or ignition. Any high performance intake system, that will fit a stock engine, will fit the S&S 124" since S&S specially machined the heads to compensate for cylinder length. Stock compatible air cleaners and breathers will fit. Engines are available in High Compression (10. 8: 1 CR flat top forged pistons, with 640GP easy