Deck Clearance Calculator

Calculate piston to deck clearance for engine building

Engine Dimensions

Unit

Block Deck Height (inches)

Rod Length (inches)

Stroke (inches)

Piston Compression Height (inches)

Deck Clearance

0.0050" (5.0 thou)

Optimal - Performance application

Analysis

Piston at TDC9.0200"

Quench EffectGood quench effect

Recommendation

Good balance of compression and safety margin

Formula

Deck Clearance = Block Height - (Stroke/2 + Rod + Compression Height)