Inline-4 Engine Block

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Bounding box: 460.0 × 160.0 × 285.0 mm
Engine: Precision B-rep
Parameters: 19
Published: November 12, 2026

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create engine block

Parameters

Name	Value	Range
Cylinder Bore	86 mm	60 – 110
Number of Cylinders	4 ea	1 – 8
Bore Pitch	100 mm	80 – 150
Cylinder Wall Thickness	5 mm	3 – 12
Bore Depth from Deck	170 mm	80 – 240
Deck Height (Crank Axis to Deck)	215 mm	150 – 320
Deck Plate Thickness	12 mm	6 – 25
Water Jacket Depth	150 mm	40 – 240
Block Width	160 mm	120 – 260
Block Overall Length	460 mm	300 – 800
Block Side Wall Thickness	20 mm	8 – 30
Crankcase Depth Below Crank Axis	70 mm	30 – 140
Main Bearing Bore	54 mm	30 – 80
Main Bearing Bulkhead Thickness	22 mm	10 – 45
Head Bolt Hole Diameter	11 mm	6 – 16
Head Bolt Offset from Centreline	70 mm	40 – 110
Head Bolt Hole Depth	70 mm	20 – 160
Freeze Plug Bore Diameter	25 mm	12 – 45
Oil Gallery Bore Diameter	8 mm	4 – 16

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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