# 3057 vs 3157 bulb

**URL:** <https://community.cartalk.com/t/3057-vs-3157-bulb/12881>\
**Category:** Maintenance/Repairs\
**Created:** [April 14, 2008, 8:54pm UTC](https://community.cartalk.com/t/3057-vs-3157-bulb/12881 "2008-04-14T20:54:13Z")\
**Posts on this page:** 3\
**Page:** 2

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**Author:** ![lesabre](https://sea1.discourse-cdn.com/cartalk/user_avatar/community.cartalk.com/lesabre/32/17221_2.png) [@lesabre](https://community.cartalk.com/u/lesabre)\
**Post date:** [April 5, 2018, 8:29am UTC](https://community.cartalk.com/t/3057-vs-3157-bulb/12881/22 "2018-04-05T08:29:15Z")

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I think your talking about the passed generations of bulbs with a brass bottom but your right if thats what you are referring to . the newer bulb generation have a plastic base with 4 contact prongs at the bottom…

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**Author:** ![PvtPublic](https://sea1.discourse-cdn.com/cartalk/user_avatar/community.cartalk.com/pvtpublic/32/13089_2.png) [@PvtPublic](https://community.cartalk.com/u/PvtPublic)\
**Post date:** [April 5, 2018, 9:19am UTC](https://community.cartalk.com/t/3057-vs-3157-bulb/12881/23 "2018-04-05T09:19:01Z")

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Already had the answer 10 years ago.

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<div class="post-metadata">

**Author:** ![lesabre](https://sea1.discourse-cdn.com/cartalk/user_avatar/community.cartalk.com/lesabre/32/17221_2.png) [@lesabre](https://community.cartalk.com/u/lesabre)\
**Post date:** [April 5, 2018, 6:13pm UTC](https://community.cartalk.com/t/3057-vs-3157-bulb/12881/24 "2018-04-05T18:13:23Z")

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**_Wow Fly’s Time_**

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