LT1 Based Engine Tech 1993-1997 LT1/LT4 Engine Related

Pros and Cons of 1.6 Roller Rockers on an LT1?

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Old Jan 18, 2024 | 04:39 PM
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SweetToothMcRib's Avatar
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Pros and Cons of 1.6 Roller Rockers on an LT1?

I’ve got a stock 1994 z28 and was thinking about getting some 1.6 ratio aluminum rockers and I’m just wondering what y’all who’ve installed it have seen since installing. (pros, cons, numbers and such)
Old Jan 20, 2024 | 11:20 AM
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Re: Pros and Cons of 1.6 Roller Rockers on an LT1?

Along with hardware and new springs...Pros: +/- 10 whp, +1-2mph trap speed increase, possibly slightly better mpg, maybe smoother idle. All for around $400.

Cell phones made signatures obsolete. What else has/ are you planning on doing to it? Rockers by themselves, pass. But rockers with full exhaust and a cam, different story.
Old Jan 20, 2024 | 11:39 AM
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SweetToothMcRib's Avatar
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Re: Pros and Cons of 1.6 Roller Rockers on an LT1?

I ain’t got money to do nothing huge so for now maybe just a cai a cat delete and a new boot to replace the factory rubber one is what I’m planning on doing to it.
Old Jan 21, 2024 | 02:30 PM
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Re: Pros and Cons of 1.6 Roller Rockers on an LT1?

don't just do 1:6 RR, change valve springs also if they have over 50k mi on them

The 1:6 RR with new springs and a mail order tune with high RPM shifts will wake the car up
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