Includes heads without valves and springs + matched intakes for 48 / 51,5 IDA
Valveholes 48/37
Intake 235 cfm / exhaust 161 cfm with 16 mm lift
94 mm bore
40 cc
New racing valve seats
Ported by JPM
http://www.jpmotorsport.se/3 starts
Needs welding
600 € OBO