TOYOTAPERFORMANCE.COM  

TCR AUTOMOTIVE AND PERFORMANCE

TUCSON, ARIZONA

PROBLEMS WITH THE SITE - CONTACT : don7175@dejazzd.com

Types of Heads

20Rw/o Power Steering - Round Intake Port, Round Exhaust Port, w/o Fuel Pump Boss

20R w/Power Steering - Round Intake Port, Round Exhaust Port, w/Fuel Pump Boss

22R Early - Square Intake Port, Round Exhaust Port

22R Later - Square Intake Port, Pear Shape Exhaust Port

Stock Deck Height                                                   Stock Chambers CC's

All 20R and Early 22R - 3.285                                     All 20R - 80/81cc

All 22R/RE - 3.130                                                     22R Early - 82/83cc

Stock Valve Diameter                                              All 20/22RE - Late 52/54cc

All 20R - Intake 43mm, Exhaust 35mm                        22R/22RE Turbo - 82/83cc

All 22R/22RE - Intake 44.5mm, Exhaust 36.5mm

Back to FAQ/TECH