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Lyn Smith · 03-08-2024, 05:50 PM

The trick used to be to soak your leather pump cups in brake fluid to keep them soft, or to soften them up. I use viton pump cups NAPA number 2-4112 in all my carbs .Cost about $7.50 each.

03-08-2024, 05:50 PM	#4
Lyn Smith VIP Member Join Date: Dec 2001 Location: Pontiac,il. Posts: 1,201 Likes: 282 Liked 972 Times in 195 Posts	Re: Leather accelerator pumps The trick used to be to soak your leather pump cups in brake fluid to keep them soft, or to soften them up. I use viton pump cups NAPA number 2-4112 in all my carbs .Cost about $7.50 each.