Viewer 3d Printed Velocity Stacks - Trumpets - Intake runners - Dyno Tested

Dyno testing 3d printed velocity stacks, sent in by viewers Get merch: - NZ - AU - Global - Global Test engine: Junker Long rod 4AGE Modified early bigport head Kelford 193b 9.2/ 284/278 @ .3mm Toda valve springs Toda cam gears 10.3:1 smallport pistons Toda flywheel Maxpeedingrods connecting rods Link G4 ecu 52mm itb's Garage4age Header and 3“ exhaust If you would like to send a design to be tested; physical low value item that doesn't have to be returned. I dont own a 3d printer. Dimensions Are: Option A: inlet - 54mm id inlet - 60mm od - can be slightly bigger / smaller long as i can get a the silicone joiner over them, 75mm long - to keep test fair keep within 5mm. remember a big bell mouth or aggressive taper will act like shorter runner throttle spacing (centre to centre) - if want to run big bell mouths will need to be cut into each other. Option B: Same as option A but full length - 185mm & 52mm id Option C: Same as option A but any length between 30mm & 205mm. 52mm or smaller id will be tested at your length & diameter Email: garage4age@ for further details