FD IDA intake manifold

High flow, big runner IDA style intake manifold.

-Fits FD and JC engines (REW and RE). -Available in carb (angled), and injected (no angle, equal length runner) versions. -Right hand drive and left hand drive versions available. -Gaskets, studs, bolts, nuts included.

-51mm inlet opening (can be hand ported to suit larger throttle bodies) -Semi PP runners taper down to 25mm at the block face. A 3mm wall is left inside the manifold for 4 port applications. For semi PP use this wall can be ground away. -Manifold development was done on a 13B bridgeport engine using a 51IDA Weber and pump fuel. 302rwhp was achieved at 9600rpm. Fuel injection then increased power output to 310rwhp.

Keywords: 12a 13b 20b ida rotary rx2 rx3 rx4 rx7 pp FD3S S6 S7 S8 bat batty REW TT compression bend intake hat