I4 Four-Carb Intake Manifold

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Bounding box: 84 × 38.2 × 28.5 mm
Engine: 3D Printing B-rep
Parameters: 16
Published: November 5, 2026

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The prompt

Here what the carb looks like

Parameters

Name	Value	Range
Port spacing between cylinders	20 mm	12 – 40
Head port bore	3 mm	1.5 – 8
Flange height	13 mm	8 – 30
Flange thickness	3.5 mm	2 – 8
Flange overhang past end ports	12 mm	6 – 25
Flange fixing hole	3.4 mm	2.5 – 6
Throat bore	2 mm	1.5 – 6
Runner wall	1.4 mm	1.2 – 3
Bend radius	5.5 mm	3.5 – 15
Riser length	5 mm	1 – 25
Carb spigot diameter	4.4 mm	3 – 10
Carb spigot length	8 mm	4 – 20
Carb body outside diameter	8 mm	6 – 20
Carb body length	16 mm	6 – 40
Bellmouth outside diameter	12 mm	6 – 25
Bellmouth length	4 mm	1 – 12

Every value above is a live dimension. Open a model like this in the editor and each one becomes a slider you can drag before exporting.

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