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- Thu Mar 12, 2020 8:06 pm
- Forum: Technical - Engines and Boilers
- Topic: Quad versus twin compound
- Replies: 12
- Views: 5862
Hi , just spotted this, I feel that RGSP was doing a bit of a hatched job on the Simpson Strickland Quad. We run one, if it is too noisy to hear conversation then there is something wrong with it.It should sound like a busy sewing machine.And if it declines to go astern then the valve timing is prob...