Where are Michigan Motorsports Delphi LS7 Lifters made?

Delphi lifters are made in Grand Rapids, MI USA in a UAW factory.

Will I need to change my pushrods to a different length?

Assuming no other parts have been changed on the combination, no pushrod length change is needed to install Delphi LS7 lifters in your LS based engine.

Which way should the oil hole be facing when installed?

It does not matter which way the oil hole is facing on LS engines, the lifters can be installed in either direction.

What is the break-in procedure for Delphi LS7 Lifters?

No break-in is necessary for hydraulic roller lifters and camshafts. Just be sure the camshaft and lifters are properly lubricated when installed.

Can I use these lifters in my LS3 or LS7 engine?

YES! These lifters are fully compatible with LS1, LS2, LS3, LS6 and LS7 engines

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Michigan Motorsports Delphi LS7 Lifter Set with Guide Trays | Fits GM LS Engines 4.8L 5.3L 5.7L 6.0L 6.2L LS1 LS2 LS3 LS6 LQ4 LQ9 LY5 LY6 LM7 | Delphi Part #'s 12499225 & 25341990

Michigan Motorsports Delphi LS7 Lifter Set with Guide Trays | Fits GM LS Engines 4.8L 5.3L 5.7L 6.0L 6.2L LS1 LS2 LS3 LS6 LQ4 LQ9 LY5 LY6 LM7 | Delphi Part #'s 12499225 & 25341990

Product ID: 74646072

🔥Compatible with 4.8L to 6.2L LS engines

🔧Direct fit for GM part #12499225 & #25341990

⚙️16 OEM-quality hydraulic roller lifters

E£ 41514

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Description

⚡ Upgrade your LS engine’s heartbeat with precision lifters that mean business!

TRUSTED BY ENTHUSIASTS - Rated 4.6 stars by 500+ users, a top choice for serious LS engine builders craving reliability and performance.
PRECISION OEM REPLACEMENT - Seamlessly swap worn lifters with exact Delphi LS7 specs for flawless engine harmony.
WIDE ENGINE COMPATIBILITY - Fits a broad range of GM LS engines from LS1 to LY6, perfect for rebuilds and performance swaps.
COMPLETE KIT WITH GUIDE TRAYS - Includes 16 lifters plus 4 OEM-quality guide trays for a hassle-free, professional-grade install.
ENHANCED CAMSHAFT PERFORMANCE - Optimized for hydraulic roller cams, unlocking extra power and torque in naturally aspirated or boosted setups.

Michigan Motorsports Delphi LS7 Lifter Set offers 16 OEM-quality hydraulic roller lifters plus 4 guide trays, engineered as direct replacements for GM part numbers 12499225 and 25341990. Compatible with a wide range of GM LS engines (4.8L to 6.2L), these lifters are optimized for hydraulic roller camshafts, delivering enhanced power and torque for naturally aspirated, turbocharged, or supercharged builds. Trusted by over 500 customers with a 4.6-star rating, this set ensures reliable, professional-grade valvetrain upgrades.

Specifications

ASIN	B07G8M28BG
Best Sellers Rank	#118,267 in Automotive ( See Top 100 in Automotive ) #14 in Automotive Replacement Engine Lifters
Brand	Michigan Motorsports
Customer Reviews	4.6 4.6 out of 5 stars (505)
Date First Available	March 1, 2018
Item Weight	0.01 ounces
Item model number	97400-16+97500-4
Manufacturer	Michigan Motorsports
Manufacturer Part Number	97400-16+97500-4
Model	Delphi LS7 Lifters
Package Dimensions	12.32 x 8.58 x 5.75 inches
Position	Top

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E£ 41514

Duties & taxes included

In stock

Sold byAmazon EGYPTDelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

Buyer Protection · Full refund if your order doesn't arrive as described.

Desertcart purchases this item on your behalf and handles shipping, customs, and support to EGYPT.

Secure transaction

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TrustScore 4.5 | 7,300+ reviews

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