SSP-G 2mm cylinder spacer for GY6 Engines. Available in A-Case 54mm (76mm diagonal) or B-Case (80.5mm diagonal) Cylinder stud spacing. Cylinder spacers are used to increase piston to valve clearance when using a stroker crank.
A-Case engines are standard GY6 engines with 54mm (or 76mm diagonal) cylinder stud spacing.
B-Case engines are “big block” GY6 engines with 57mm (or 80.5mm diagonal) cylinder stud spacing.
Please Note: You will need an additional cylinder base gasket when installing this spacer.
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