Apr 19, 2018 · Swapping from the 4L60E to the 4L80E is not difficult to do in vehicles that were equipped with both transmissions. Here are the main parts that you are going to need in order to make your own 4L60E to 4L80E swap kit.
Jul 02, 2016 · TTY (torque-to-yield) type, which should not be reused and feature OEM thread locking compound. All head bolts enter blind holes, so none are open to water or oil. Superior-quality performance aftermarket head bolts are available that are to be tightened using a specific torque value, eliminating the need to follow a torque-plus-angle method.
Jun 05, 2018 · Used as the base 6.0L, the LQ4 featured dished pistons, a mild cam (very mild in 1999-’00) and the 317 (cathedral port) heads. Depending on the application, the LQ4 was rated between 300-325 hp and 360-380 lb-ft of torque. One step up from the LQ4 was the higher-compression LQ9.
The "Class I" engine is the same JASPER general production engine, but with a mild camshaft upgrade. Class I engines generally produce about 10% more horsepower and torque over the standard stock engine. The next step up is JASPER’s "Stock Performance Engine." These engines utilize a more aggressive camshaft profile compared to the Class I ...
LQ4 Build - Head Install - MTi Stage 2 Heads 862 Casting - Using a Torque Angle Adapter. Watch in HD! FINALLY!!! Time to install the heads! Used stock LQ4 head gaskets, MLS. Felpro factory replacement head bolts.
May 13, 2012 · The major difference in the LQ4 engine is that they are cast iron instead of aluminum. Bolting a set of LS6 heads to the iron block, the LQ4 was born. The 1999 and 2000 model year engines had cast iron heads with all other model years sporting the cast aluminum heads.
May 23, 2019 · Tightening the cylinder heads is a five-step process, using the supplied torque-to-yield bolts. The first step is to install all of the M11 bolts and torque to 22 ft-lbs. Second, those 10 bolts all need to be turned 90 degrees.