# 91 305 engine ?

**URL:** <https://forums.speedlife.net/t/91-305-engine/189411>\
**Category:** PittSpeed Automotive\
**Created:** [April 20, 2007, 2:45pm UTC](https://forums.speedlife.net/t/91-305-engine/189411 "2007-04-20T14:45:13Z")\
**Posts on this page:** 1\
**Showing post:** 9

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**Author:** ![tom\_vito](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/tom_vito/32/6000_2.png) [@tom\_vito](https://forums.speedlife.net/u/tom_vito)\
**Post date:** [April 20, 2007, 3:30pm UTC](https://forums.speedlife.net/t/91-305-engine/189411/9 "2007-04-20T15:30:38Z")

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> [@5/20 Nyspeed BBQ @ Chestnut Ridge \*\*PAYMENT INFO INSIDE\*\*](https://forums.speedlife.net/t/5-20-nyspeed-bbq-chestnut-ridge-payment-info-inside/24869/491):
>
> 86 through 92 are still 1st gen SBC. 2nd gen started with the LT1 in 1993.
> 
> Yes, he could change the heads to earlier heads then the 2101 would fit.

I didn’t relize that. I thought 87 started the 2nd gen. THanks for the info. did anything other than the rear main chance in 87?

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