Best cpu air cooler for inwin dragon rider

I'm looking for the best air cooler I can find to fit in the inwin dragon rider case without removing the side fan I believe it needs to be under 150mm.
this is for an up coming build the rest of the parts are
CASE
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IN WIN Dragon Rider Black 1.0 - 0.8mm SECC Steel ATX Full Tower
Now: $134.99
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PROCESSOR (I plan on overclocking to 4.5GHz or maybe higher depending on cooler and what I can get stable I plan on backing it down a little from max stable overclock)
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Intel Core i5-2500K Sandy Bridge 3.3GHz (3.7GHz Turbo Boost) LGA 1155 95W Quad-Core Desktop processor $219.99
free shipping
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MOBO
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ASUS Maximus IV Extreme-Z LGA 1155 Intel Z68SATA 6Gb/s USB 3.0 Extended ATX Intel Motherboard
ROG, w/ Extreme Engine Digi+, UEFI, Extreme OC
Now: $339.99
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RAM
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G.SKILL Ripjaws X Series 8GB (2 x 4G 240-Pin DDR3 SDRAM DDR3 1600 (PC3 12800) Desktop Memory Model F3-12800CL9D-8GBXL
Intel XMP certified, designed for Intel P67 & Z6
Now: $29.99
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HDD
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Western Digital Caviar Black WDBAAZ0020HNC-NRSN 2TB 7200 RPM 32MB Cache SATA 3.5" Internal Hard Drive
5-year Limited Warranty
Now: $269.99

$7.86 Shipping
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VIDEO CARD
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msi 560ti hawk $264.99
$7.56
Shipping
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PSU
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CORSAIR Professional Series HX850 (CMPSU-850HX) 850W ATX12V 2.3 / EPS12V 2.91 80 PLUS SILVER Certified Modular Active PFC Power Supply

Fans: 140mm double ball-bearing fan
+12V Rails: Single
PCI-Express Connector: 6 x 6+2-Pin
SATA Power Connector: 12

Now: $169.99
$5.99 Shipping
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DVD BURNER
___________ ASUS 24X DVD Burner - Bulk Black SATA Model DRW-24B1ST/BLK/B/AS - OEM

24X DVD+R 8X DVD+RW 12X...
16X DVD-ROM 48X CD-ROM

2MB Cache
Now: $18.99
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OS
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Microsoft Windows 7 Home Premium SP1 64-bit - OEM
Now: $99.99
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