Search found 345 matches

by SappySE107
Fri Jul 07, 2023 1:44 pm
Forum: Technical Conversations on Pontiac Fieros
Topic: Lz9 rotating assembly weights
Replies: 25
Views: 7516

Re: Lz9 rotating assembly weights

Makes sense to measure from the center of the bores, but really difficult to do. I thought balancing a connecting rod on a razor blade was difficult.
by SappySE107
Thu Jul 06, 2023 11:58 pm
Forum: Technical Conversations on Pontiac Fieros
Topic: Lz9 rotating assembly weights
Replies: 25
Views: 7516

Re: Lz9 rotating assembly weights

Id love to see you balance a connecting rod on a razor blade. 20230706_233145.jpg Got it as close as I could, came up with 128.5mm SE 75.5mm BE. 204mm OAL. That makes it a 37/63 weight split, but the weight based on measurements is not even in the ballpark compared to the math. Unless you have a bet...
by SappySE107
Wed Jul 05, 2023 9:43 pm
Forum: Technical Conversations on Pontiac Fieros
Topic: Lz9 rotating assembly weights
Replies: 25
Views: 7516

Re: Lz9 rotating assembly weights

You can balance the stock rod on a razor blade to find the location of the centre of gravity. Knowing the total weight (which you have), and the CG location, you can work out the big and small end weights. Is that something people do? Is there a math formula for it? This is my math alternative;) 20...
by SappySE107
Tue May 23, 2023 6:33 pm
Forum: For Sale
Topic: For Sale Lz4/9 Cam bearing spacers
Replies: 3
Views: 8721

Re: For Sale Lz4/9 Cam bearing spacers

Are these using the wide cam bearings recommended in the chevy performance manual, or stock 60V6 cam bearings?
by SappySE107
Mon May 22, 2023 11:57 pm
Forum: For Sale
Topic: Looking for bow tie aluminum block
Replies: 1
Views: 1236

Re: Looking for bow tie aluminum block

How much you wanna spend on a new one? You will have to come pick it up.
by SappySE107
Mon May 22, 2023 2:11 pm
Forum: Technical Conversations on Pontiac Fieros
Topic: Splayed Valve Heads Porting
Replies: 8
Views: 2236

Re: Splayed Valve Heads Porting

LZexhaustflow.jpg
LZexhaustflow.jpg (109.82 KiB) Viewed 1950 times
https://www.60degreev6.com/vb5/forum/pu ... post427070
by SappySE107
Tue Feb 21, 2023 8:11 am
Forum: Anything Goes
Topic: The Hunt!/Eric's new dump.
Replies: 140
Views: 79011

Re: The Hunt!/Eric's new dump.

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by SappySE107
Sun Feb 19, 2023 8:08 am
Forum: Anything Goes
Topic: The Hunt!/Eric's new dump.
Replies: 140
Views: 79011

Re: The Hunt!/Eric's new dump.

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by SappySE107
Tue Jan 03, 2023 4:44 pm
Forum: Anything Goes
Topic: Harbor Freight welder cart.
Replies: 4
Views: 1501

Re: Harbor Freight welder cart.

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by SappySE107
Thu Dec 22, 2022 7:01 am
Forum: Anything Goes
Topic: The Hunt!/Eric's new dump.
Replies: 140
Views: 79011

Re: The Hunt!/Eric's new dump.

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by SappySE107
Wed Dec 21, 2022 6:37 am
Forum: Anything Goes
Topic: The Hunt!/Eric's new dump.
Replies: 140
Views: 79011

Re: The Hunt!/Eric's new dump.

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by SappySE107
Sat Oct 18, 2008 4:51 am
Forum: Pontiac Fiero Discussion (General Non-Technical)
Topic: Question about 60* oil leak
Replies: 27
Views: 5201

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by SappySE107
Thu Aug 21, 2008 10:40 pm
Forum: Technical Conversations on Pontiac Fieros
Topic: 60deg build Q's
Replies: 94
Views: 11028

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