PennGrade1 Performance Oil has many characteristics that make it a great oil for vintage, classic cars and muscle cars from the non-catalytic converter era. Find out why PennGrade1 should be in your classic car for the ultimate engine protection.

Proven Performance - Vintage Classic Cars and PennGrade1 Performance Oil

We’ve been covering the engine building/rebuilding industry for 55 years in print, online, on social media, in video, and more – now it’s time to bring that content to podcasts. Whether we’re telling crazy stories customers deliver, recounting the times things didn’t go right for the engine builder, profiling the industry’s brightest minds or hearing from the future of racing and engine building, you’ll find it here in the Engine Builder podcast!

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Proven Performance - Vintage Classic Cars and PennGrade1 Performance Oil

Proven Performance - Vintage Classic Cars and PennGrade1 Performance Oil