GT-R Register - Nissan Skyline and GT-R Drivers Club forum - View Single Post - DIY black tips on!!
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Old 12th December 2013, 08:31 AM   #15 (permalink)
Protegimus is enjoying GT-R LMS4 motorsport
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Join Date: Aug 2011
Location: Newcastle
Cars owned: R35 Black Edition
Posts: 749
Ben, you can buy chemical blueing kits from most gunsmiths/shops if you want to test.

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