Chance me (UCSB,UCI,UCD,UCSD,UCR)

Major is Mechanical Engineering or Physics
4.1 Weighted GPA
Heavy science and math load all 4 years.
Engineering internship at UCLA.
1330 on SAT
640 on math 2.
Weak extra curricular.
What are my chances for UCSB, UCI, UCD, UCSD and UCR?

Is 4.1 your weighted capped UC GPA? https://rogerhub.com/gpa-calculator-uc/

Math 2 score low for STEM. Good personal insight questions could help. What is your HS course rigor? AP/IB or DE courses?

Freshman admit rates for UC GPA of 3.80-4.19:

UCSD: 39%- Low Reach
UCSB: 49%- High Match-Low Reach
UCD: 52%- High Match-Low Reach
UCI: 57%- High Match
UCR: 90%- Match

Mainly AP and honors.
Yes 4.1 is uc gpa. 3.83 weighted.

You need to get that Math 2 up boi. A perfect score on Math 2 is like 82nd percentile because so many people get 800s.