Bolts for fuel rail
Bolts for fuel rail
Author
Discussion

mrpenks

Original Poster:

389 posts

180 months

Monday 18th August 2025
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Does anyone know what size and spec bolts are used to secure the fuel rail to the throttle bodies on a speed six?

Basil Brush

5,540 posts

288 months

Tuesday 19th August 2025
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I think M8 x 55 cap head screws. I use stainless.

Byker28i

85,989 posts

242 months

Wednesday 20th August 2025
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Can you take one out and check? Most bolts used seem to be M6 or M8

mrniceguy351

167 posts

78 months

Wednesday 20th August 2025
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M6 on an AJP. I use spring washers on mine.