BSA Twins & Singles

Recommended Tri-Spark products for your bike.

​BSA Singles (B25, B40, B44) 1958 to 1972

• Tri-Spark Classic Twin, (TRI-0006)
• Lucas style 12-volt coil, (IGC-1012)
• Spark Plug Lead,  Straight end, (SPL-0010)
• Spark Plug Caps, (SPL-0070 or SPL-0035)

BSA Twin (A50, A65, B50) 

• Tri-Spark Classic Twin, (TRI-0006)
• Lucas style 6-volt coils x 2, (IGC-1006)
• Spark Plug Leads,  Right Angle coil end x 2, (SPL-0020)
• Spark Plug Caps x 2, (SPL-0070 or SPL-0035)
• MOSFET 20 Amp Voltage Rectifier Regulator, (VR-0030)

BSA A7, A10

• Magneto Replacement Kit (MRK-0001)