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Gran Turismo have produced these extended cylinder nuts primarily for their "Porcupine" head but can be used great effect on all engines using 8mm cylinder studs
on orders over £300
UK mainland only
Gran Turismo produced cylinder head nut set
Extended for use with the "Porcupine " head
Ideal for all applications using 8mm x 1.25mm thread
Remember to Torque- not over tighten