Stage 1 ported heads
Fits Twin Cooled Twin Cam
These are great entry level performance heads for the 2006-2016 Twin Cam engines. These heads have 1.900 intake valve and a 1.570 exhaust valve with a 1.650 intake port opening. These heads work well with up to 117 ci engines. Stage 1 heads on a 2016 107 CID Twin Cam produce 115HP with mild cams, a stock throttle body, and mild compression. Valve spring are good up to .600 lift. All Suburban Speed performance heads are dyno and flow bench tested to give you the most performance for your money.
Heads flow 260cfm at .600 lift.
Stock flow 216cfm at .600 lift.
Pricing and availability subject to change without notice.